4555506642 has 16 divisors (see below), whose sum is σ = 9204942432. Its totient is φ = 1502847360.

The previous prime is 4555506629. The next prime is 4555506647. The reversal of 4555506642 is 2466055554.

It is a happy number.

It is a super-2 number, since 2×4555506642² = 41505281530612232328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4555506594 and 4555506603.

It is not an unprimeable number, because it can be changed into a prime (4555506647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3913084 + ... + 3914247.

It is an arithmetic number, because the mean of its divisors is an integer number (575308902).

Almost surely, 2^4555506642 is an apocalyptic number.

4555506642 is an abundant number, since it is smaller than the sum of its proper divisors (4649435790).

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

4555506642 is a wasteful number, since it uses less digits than its factorization.

4555506642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7827433.

The product of its (nonzero) digits is 720000, while the sum is 42.

The square root of 4555506642 is about 67494.4934198339. The cubic root of 4555506642 is about 1657.7240113188.

The spelling of 4555506642 in words is "four billion, five hundred fifty-five million, five hundred six thousand, six hundred forty-two".