56160531451 has 4 divisors (see below), whose sum is σ = 58602293712. Its totient is φ = 53718769192.

The previous prime is 56160531439. The next prime is 56160531461. The reversal of 56160531451 is 15413506165.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56160531451 - 2¹³ = 56160523259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56160531451.

It is not an unprimeable number, because it can be changed into a prime (56160531461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1220881096 + ... + 1220881141.

It is an arithmetic number, because the mean of its divisors is an integer number (14650573428).

Almost surely, 2^56160531451 is an apocalyptic number.

56160531451 is a deficient number, since it is larger than the sum of its proper divisors (2441762261).

56160531451 is a wasteful number, since it uses less digits than its factorization.

56160531451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2441762260.

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 56160531451 in words is "fifty-six billion, one hundred sixty million, five hundred thirty-one thousand, four hundred fifty-one".