53636793631 has 2 divisors, whose sum is σ = 53636793632. Its totient is φ = 53636793630.

The previous prime is 53636793593. The next prime is 53636793643. The reversal of 53636793631 is 13639763635.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53636793631 - 2¹⁷ = 53636662559 is a prime.

It is a super-2 number, since 2×53636793631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53636793671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26818396815 + 26818396816.

It is an arithmetic number, because the mean of its divisors is an integer number (26818396816).

Almost surely, 2^53636793631 is an apocalyptic number.

53636793631 is a deficient number, since it is larger than the sum of its proper divisors (1).

53636793631 is an equidigital number, since it uses as much as digits as its factorization.

53636793631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5511240, while the sum is 52.

The spelling of 53636793631 in words is "fifty-three billion, six hundred thirty-six million, seven hundred ninety-three thousand, six hundred thirty-one".