53591236379 has 2 divisors, whose sum is σ = 53591236380. Its totient is φ = 53591236378.

The previous prime is 53591236367. The next prime is 53591236403. The reversal of 53591236379 is 97363219535.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53591236379 - 2⁸ = 53591236123 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53591236379.

It is not a weakly prime, because it can be changed into another prime (53591239379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26795618189 + 26795618190.

It is an arithmetic number, because the mean of its divisors is an integer number (26795618190).

Almost surely, 2^53591236379 is an apocalyptic number.

53591236379 is a deficient number, since it is larger than the sum of its proper divisors (1).

53591236379 is an equidigital number, since it uses as much as digits as its factorization.

53591236379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4592700, while the sum is 53.

The spelling of 53591236379 in words is "fifty-three billion, five hundred ninety-one million, two hundred thirty-six thousand, three hundred seventy-nine".