5051561156 has 24 divisors (see below), whose sum is σ = 9192492120. Its totient is φ = 2426038272.

The previous prime is 5051561143. The next prime is 5051561161. The reversal of 5051561156 is 6511651505.

It can be written as a sum of positive squares in 4 ways, for example, as 1596002500 + 3455558656 = 39950^2 + 58784^2 .

It is a super-2 number, since 2×5051561156² = 51036540225616112672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90431 + ... + 135206.

It is an arithmetic number, because the mean of its divisors is an integer number (383020505).

Almost surely, 2^5051561156 is an apocalyptic number.

It is an amenable number.

5051561156 is a deficient number, since it is larger than the sum of its proper divisors (4140930964).

5051561156 is a wasteful number, since it uses less digits than its factorization.

5051561156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225863 (or 225861 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 35.

The square root of 5051561156 is about 71074.3354242585. The cubic root of 5051561156 is about 1715.8337460258.

The spelling of 5051561156 in words is "five billion, fifty-one million, five hundred sixty-one thousand, one hundred fifty-six".