56167765151 has 16 divisors (see below), whose sum is σ = 58956195840. Its totient is φ = 53466510240.

The previous prime is 56167765139. The next prime is 56167765163. The reversal of 56167765151 is 15156776165.

It is an interprime number because it is at equal distance from previous prime (56167765139) and next prime (56167765163).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56167765151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56167765151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56167765051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135881 + ... + 361661.

It is an arithmetic number, because the mean of its divisors is an integer number (3684762240).

Almost surely, 2^56167765151 is an apocalyptic number.

56167765151 is a deficient number, since it is larger than the sum of its proper divisors (2788430689).

56167765151 is a wasteful number, since it uses less digits than its factorization.

56167765151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225974.

The product of its digits is 1323000, while the sum is 50.

The spelling of 56167765151 in words is "fifty-six billion, one hundred sixty-seven million, seven hundred sixty-five thousand, one hundred fifty-one".