63061206431 has 2 divisors, whose sum is σ = 63061206432. Its totient is φ = 63061206430.

The previous prime is 63061206419. The next prime is 63061206499. The reversal of 63061206431 is 13460216036.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63061206431 - 2⁶ = 63061206367 is a prime.

It is a super-2 number, since 2×63061206431² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63061236431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31530603215 + 31530603216.

It is an arithmetic number, because the mean of its divisors is an integer number (31530603216).

Almost surely, 2^63061206431 is an apocalyptic number.

63061206431 is a deficient number, since it is larger than the sum of its proper divisors (1).

63061206431 is an equidigital number, since it uses as much as digits as its factorization.

63061206431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 63061206431 in words is "sixty-three billion, sixty-one million, two hundred six thousand, four hundred thirty-one".