56313422001551 has 24 divisors (see below), whose sum is σ = 66670071441120. Its totient is φ = 47248613565120.

The previous prime is 56313422001523. The next prime is 56313422001553. The reversal of 56313422001551 is 15510022431365.

It is not a de Polignac number, because 56313422001551 - 2²² = 56313417807247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56313422001553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7248206 + ... + 12851588.

It is an arithmetic number, because the mean of its divisors is an integer number (2777919643380).

Almost surely, 2^{56313422001551} is an apocalyptic number.

56313422001551 is a deficient number, since it is larger than the sum of its proper divisors (10356649439569).

56313422001551 is a wasteful number, since it uses less digits than its factorization.

56313422001551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5609807 (or 5609796 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 56313422001551 in words is "fifty-six trillion, three hundred thirteen billion, four hundred twenty-two million, one thousand, five hundred fifty-one".