5651516256 has 192 divisors, whose sum is σ = 16267345920. Its totient is φ = 1711342080.

The previous prime is 5651516243. The next prime is 5651516267. The reversal of 5651516256 is 6526151565.

It is a congruent number.

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, 7180695 + ... + 7181481.

It is an arithmetic number, because the mean of its divisors is an integer number (84725760).

Almost surely, 2^5651516256 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 5651516256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8133672960).

5651516256 is an abundant number, since it is smaller than the sum of its proper divisors (10615829664).

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

5651516256 is a wasteful number, since it uses less digits than its factorization.

5651516256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977 (or 969 counting only the distinct ones).

The product of its digits is 270000, while the sum is 42.

The square root of 5651516256 is about 75176.5672001589. The cubic root of 5651516256 is about 1781.2368057034.

It can be divided in two parts, 56515 and 16256, that added together give a triangular number (72771 = T₃₈₁).

The spelling of 5651516256 in words is "five billion, six hundred fifty-one million, five hundred sixteen thousand, two hundred fifty-six".