252433031377 has 2 divisors, whose sum is σ = 252433031378. Its totient is φ = 252433031376.

The previous prime is 252433031369. The next prime is 252433031401. The reversal of 252433031377 is 773130334252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221242292496 + 31190738881 = 470364^2 + 176609^2 .

It is a cyclic number.

It is not a de Polignac number, because 252433031377 - 2³ = 252433031369 is a prime.

It is a super-2 number, since 2×252433031377² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252433032377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126216515688 + 126216515689.

It is an arithmetic number, because the mean of its divisors is an integer number (126216515689).

Almost surely, 2^252433031377 is an apocalyptic number.

It is an amenable number.

252433031377 is a deficient number, since it is larger than the sum of its proper divisors (1).

252433031377 is an equidigital number, since it uses as much as digits as its factorization.

252433031377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 40.

The spelling of 252433031377 in words is "two hundred fifty-two billion, four hundred thirty-three million, thirty-one thousand, three hundred seventy-seven".