56734927537 has 2 divisors, whose sum is σ = 56734927538. Its totient is φ = 56734927536.

The previous prime is 56734927531. The next prime is 56734927553. The reversal of 56734927537 is 73572943765.

56734927537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55375973041 + 1358954496 = 235321^2 + 36864^2 .

It is a cyclic number.

It is not a de Polignac number, because 56734927537 - 2³⁵ = 22375189169 is a prime.

It is not a weakly prime, because it can be changed into another prime (56734927531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28367463768 + 28367463769.

It is an arithmetic number, because the mean of its divisors is an integer number (28367463769).

Almost surely, 2^56734927537 is an apocalyptic number.

It is an amenable number.

56734927537 is a deficient number, since it is larger than the sum of its proper divisors (1).

56734927537 is an equidigital number, since it uses as much as digits as its factorization.

56734927537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33339600, while the sum is 58.

The spelling of 56734927537 in words is "fifty-six billion, seven hundred thirty-four million, nine hundred twenty-seven thousand, five hundred thirty-seven".