5629997256 has 128 divisors (see below), whose sum is σ = 15788908800. Its totient is φ = 1661506560.

The previous prime is 5629997237. The next prime is 5629997291. The reversal of 5629997256 is 6527999265.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5629997256.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 816190 + ... + 823058.

It is an arithmetic number, because the mean of its divisors is an integer number (123350850).

Almost surely, 2^5629997256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5629997256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7894454400).

5629997256 is an abundant number, since it is smaller than the sum of its proper divisors (10158911544).

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

5629997256 is a wasteful number, since it uses less digits than its factorization.

5629997256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6999 (or 6995 counting only the distinct ones).

The product of its digits is 18370800, while the sum is 60.

The square root of 5629997256 is about 75033.3076440057. The cubic root of 5629997256 is about 1778.9731543284.

The spelling of 5629997256 in words is "five billion, six hundred twenty-nine million, nine hundred ninety-seven thousand, two hundred fifty-six".