31546085063 has 2 divisors, whose sum is σ = 31546085064. Its totient is φ = 31546085062.

The previous prime is 31546084991. The next prime is 31546085101. The reversal of 31546085063 is 36058064513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31546085063 - 2²² = 31541890759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31546085063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31546055063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15773042531 + 15773042532.

It is an arithmetic number, because the mean of its divisors is an integer number (15773042532).

Almost surely, 2^31546085063 is an apocalyptic number.

31546085063 is a deficient number, since it is larger than the sum of its proper divisors (1).

31546085063 is an equidigital number, since it uses as much as digits as its factorization.

31546085063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 31546085063 in words is "thirty-one billion, five hundred forty-six million, eighty-five thousand, sixty-three".