31468789841 has 2 divisors, whose sum is σ = 31468789842. Its totient is φ = 31468789840.

The previous prime is 31468789831. The next prime is 31468789883. The reversal of 31468789841 is 14898786413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23913529600 + 7555260241 = 154640^2 + 86921^2 .

It is a cyclic number.

It is not a de Polignac number, because 31468789841 - 2¹⁸ = 31468527697 is a prime.

It is not a weakly prime, because it can be changed into another prime (31468789831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15734394920 + 15734394921.

It is an arithmetic number, because the mean of its divisors is an integer number (15734394921).

Almost surely, 2^31468789841 is an apocalyptic number.

It is an amenable number.

31468789841 is a deficient number, since it is larger than the sum of its proper divisors (1).

31468789841 is an equidigital number, since it uses as much as digits as its factorization.

31468789841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9289728, while the sum is 59.

The spelling of 31468789841 in words is "thirty-one billion, four hundred sixty-eight million, seven hundred eighty-nine thousand, eight hundred forty-one".