56400573137451 has 8 divisors (see below), whose sum is σ = 75200880359424. Its totient is φ = 37600324003560.

The previous prime is 56400573137429. The next prime is 56400573137537. The reversal of 56400573137451 is 15473137500465.

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

It is not a de Polignac number, because 56400573137451 - 2⁷ = 56400573137323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56400573137394 and 56400573137403.

It is not an unprimeable number, because it can be changed into a prime (56400573137851) 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, 12203595 + ... + 16178036.

It is an arithmetic number, because the mean of its divisors is an integer number (9400110044928).

Almost surely, 2^{56400573137451} is an apocalyptic number.

56400573137451 is a deficient number, since it is larger than the sum of its proper divisors (18800307221973).

56400573137451 is a wasteful number, since it uses less digits than its factorization.

56400573137451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29044041.

The product of its (nonzero) digits is 5292000, while the sum is 51.

The spelling of 56400573137451 in words is "fifty-six trillion, four hundred billion, five hundred seventy-three million, one hundred thirty-seven thousand, four hundred fifty-one".