53231395882957 has 2 divisors, whose sum is σ = 53231395882958. Its totient is φ = 53231395882956.

The previous prime is 53231395882901. The next prime is 53231395882963. The reversal of 53231395882957 is 75928859313235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37980855705321 + 15250540177636 = 6162861^2 + 3905194^2 .

It is a cyclic number.

It is not a de Polignac number, because 53231395882957 - 2⁷ = 53231395882829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53231395882997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26615697941478 + 26615697941479.

It is an arithmetic number, because the mean of its divisors is an integer number (26615697941479).

Almost surely, 2^{53231395882957} is an apocalyptic number.

It is an amenable number.

53231395882957 is a deficient number, since it is larger than the sum of its proper divisors (1).

53231395882957 is an equidigital number, since it uses as much as digits as its factorization.

53231395882957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888000, while the sum is 70.

The spelling of 53231395882957 in words is "fifty-three trillion, two hundred thirty-one billion, three hundred ninety-five million, eight hundred eighty-two thousand, nine hundred fifty-seven".