56153637744187 has 2 divisors, whose sum is σ = 56153637744188. Its totient is φ = 56153637744186.

The previous prime is 56153637744131. The next prime is 56153637744199. The reversal of 56153637744187 is 78144773635165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56153637744187 - 2⁴³ = 47357544721979 is a prime.

It is not a weakly prime, because it can be changed into another prime (56153637744107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28076818872093 + 28076818872094.

It is an arithmetic number, because the mean of its divisors is an integer number (28076818872094).

Almost surely, 2^{56153637744187} is an apocalyptic number.

56153637744187 is a deficient number, since it is larger than the sum of its proper divisors (1).

56153637744187 is an equidigital number, since it uses as much as digits as its factorization.

56153637744187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 355622400, while the sum is 67.

The spelling of 56153637744187 in words is "fifty-six trillion, one hundred fifty-three billion, six hundred thirty-seven million, seven hundred forty-four thousand, one hundred eighty-seven".