56156190588544 has 64 divisors (see below), whose sum is σ = 112194788860800. Its totient is φ = 27997511777280.

The previous prime is 56156190588541. The next prime is 56156190588569. The reversal of 56156190588544 is 44588509165165.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×56156190588544² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56156190588544.

It is not an unprimeable number, because it can be changed into a prime (56156190588541) 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, 624488674 + ... + 624578590.

It is an arithmetic number, because the mean of its divisors is an integer number (1753043575950).

Almost surely, 2^{56156190588544} is an apocalyptic number.

It is an amenable number.

56156190588544 is a deficient number, since it is larger than the sum of its proper divisors (56038598272256).

56156190588544 is a wasteful number, since it uses less digits than its factorization.

56156190588544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103881 (or 103869 counting only the distinct ones).

The product of its (nonzero) digits is 207360000, while the sum is 67.

The spelling of 56156190588544 in words is "fifty-six trillion, one hundred fifty-six billion, one hundred ninety million, five hundred eighty-eight thousand, five hundred forty-four".