4010401020 has 48 divisors (see below), whose sum is σ = 11490272640. Its totient is φ = 1044568896.

The previous prime is 4010401013. The next prime is 4010401051. The reversal of 4010401020 is 201040104.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 4010400987 and 4010401005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774630 + ... + 779789.

It is an arithmetic number, because the mean of its divisors is an integer number (239380680).

Almost surely, 2^4010401020 is an apocalyptic number.

It is an amenable number.

4010401020 is an abundant number, since it is smaller than the sum of its proper divisors (7479871620).

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

4010401020 is a wasteful number, since it uses less digits than its factorization.

4010401020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554474 (or 1554472 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 4010401020 is about 63327.7271027470. The cubic root of 4010401020 is about 1588.7757436470.

Adding to 4010401020 its reverse (201040104), we get a palindrome (4211441124).

The spelling of 4010401020 in words is "four billion, ten million, four hundred one thousand, twenty".