56502673151437 has 2 divisors, whose sum is σ = 56502673151438. Its totient is φ = 56502673151436.

The previous prime is 56502673151429. The next prime is 56502673151447. The reversal of 56502673151437 is 73415137620565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35979770842596 + 20522902308841 = 5998314^2 + 4530221^2 .

It is a cyclic number.

It is not a de Polignac number, because 56502673151437 - 2³ = 56502673151429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56502673151417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28251336575718 + 28251336575719.

It is an arithmetic number, because the mean of its divisors is an integer number (28251336575719).

Almost surely, 2^{56502673151437} is an apocalyptic number.

It is an amenable number.

56502673151437 is a deficient number, since it is larger than the sum of its proper divisors (1).

56502673151437 is an equidigital number, since it uses as much as digits as its factorization.

56502673151437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876000, while the sum is 55.

The spelling of 56502673151437 in words is "fifty-six trillion, five hundred two billion, six hundred seventy-three million, one hundred fifty-one thousand, four hundred thirty-seven".