52077180377389 has 2 divisors, whose sum is σ = 52077180377390. Its totient is φ = 52077180377388.

The previous prime is 52077180377357. The next prime is 52077180377413. The reversal of 52077180377389 is 98377308177025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29473498102500 + 22603682274889 = 5428950^2 + 4754333^2 .

It is a cyclic number.

It is not a de Polignac number, because 52077180377389 - 2⁵ = 52077180377357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52077180371389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26038590188694 + 26038590188695.

It is an arithmetic number, because the mean of its divisors is an integer number (26038590188695).

Almost surely, 2^{52077180377389} is an apocalyptic number.

It is an amenable number.

52077180377389 is a deficient number, since it is larger than the sum of its proper divisors (1).

52077180377389 is an equidigital number, since it uses as much as digits as its factorization.

52077180377389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124467840, while the sum is 67.

The spelling of 52077180377389 in words is "fifty-two trillion, seventy-seven billion, one hundred eighty million, three hundred seventy-seven thousand, three hundred eighty-nine".