56172035152 has 10 divisors (see below), whose sum is σ = 108833318138. Its totient is φ = 28086017568.

The previous prime is 56172035113. The next prime is 56172035203. The reversal of 56172035152 is 25153027165.

It can be written as a sum of positive squares in only one way, i.e., 55367972416 + 804062736 = 235304^2 + 28356^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1755376083 + ... + 1755376114.

Almost surely, 2^56172035152 is an apocalyptic number.

It is an amenable number.

56172035152 is a deficient number, since it is larger than the sum of its proper divisors (52661282986).

56172035152 is a wasteful number, since it uses less digits than its factorization.

56172035152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510752205 (or 3510752199 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 56172035152 in words is "fifty-six billion, one hundred seventy-two million, thirty-five thousand, one hundred fifty-two".