632537521873069 has 2 divisors, whose sum is σ = 632537521873070. Its totient is φ = 632537521873068.

The previous prime is 632537521873001. The next prime is 632537521873079. The reversal of 632537521873069 is 960378125735236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 631115537172169 + 1421984700900 = 25122013^2 + 1192470^2 .

It is a cyclic number.

It is not a de Polignac number, because 632537521873069 - 2³¹ = 632535374389421 is a prime.

It is a super-2 number, since 2×632537521873069² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 632537521872995 and 632537521873013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632537521873079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316268760936534 + 316268760936535.

It is an arithmetic number, because the mean of its divisors is an integer number (316268760936535).

Almost surely, 2^{632537521873069} is an apocalyptic number.

It is an amenable number.

632537521873069 is a deficient number, since it is larger than the sum of its proper divisors (1).

632537521873069 is an equidigital number, since it uses as much as digits as its factorization.

632537521873069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 342921600, while the sum is 67.

The spelling of 632537521873069 in words is "six hundred thirty-two trillion, five hundred thirty-seven billion, five hundred twenty-one million, eight hundred seventy-three thousand, sixty-nine".