4012662654 has 288 divisors, whose sum is σ = 12080600064. Its totient is φ = 934053120.

The previous prime is 4012662653. The next prime is 4012662659. The reversal of 4012662654 is 4562662104.

4012662654 is a `hidden beast` number, since 4 + 0 + 1 + 26 + 626 + 5 + 4 = 666.

It is a super-2 number, since 2×4012662654² = 32202923149612647432, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012662653) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8666427 + ... + 8666889.

It is an arithmetic number, because the mean of its divisors is an integer number (41946528).

Almost surely, 2^4012662654 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4012662654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6040300032).

4012662654 is an abundant number, since it is smaller than the sum of its proper divisors (8067937410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4012662654 is a wasteful number, since it uses less digits than its factorization.

4012662654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 4012662654 is about 63345.5811718544. The cubic root of 4012662654 is about 1589.0743467024.

It can be divided in two parts, 4012 and 662654, that added together give a palindrome (666666).

The spelling of 4012662654 in words is "four billion, twelve million, six hundred sixty-two thousand, six hundred fifty-four".