56156006401 has 8 divisors (see below), whose sum is σ = 61672248000. Its totient is φ = 50708289840.

The previous prime is 56156006351. The next prime is 56156006437. The reversal of 56156006401 is 10460065165.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56156006401 - 2⁷ = 56156006273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56156006441) 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, 17129541 + ... + 17132818.

It is an arithmetic number, because the mean of its divisors is an integer number (7709031000).

Almost surely, 2^56156006401 is an apocalyptic number.

It is an amenable number.

56156006401 is a deficient number, since it is larger than the sum of its proper divisors (5516241599).

56156006401 is a wasteful number, since it uses less digits than its factorization.

56156006401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34262519.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 56156006401 in words is "fifty-six billion, one hundred fifty-six million, six thousand, four hundred one".