16410989531 has 2 divisors, whose sum is σ = 16410989532. Its totient is φ = 16410989530.

The previous prime is 16410989519. The next prime is 16410989557. The reversal of 16410989531 is 13598901461.

It is a weak prime.

It is an emirp because it is prime and its reverse (13598901461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16410989531 - 2²² = 16406795227 is a prime.

It is a super-2 number, since 2×16410989531² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16410989131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8205494765 + 8205494766.

It is an arithmetic number, because the mean of its divisors is an integer number (8205494766).

Almost surely, 2^16410989531 is an apocalyptic number.

16410989531 is a deficient number, since it is larger than the sum of its proper divisors (1).

16410989531 is an equidigital number, since it uses as much as digits as its factorization.

16410989531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 47.

The spelling of 16410989531 in words is "sixteen billion, four hundred ten million, nine hundred eighty-nine thousand, five hundred thirty-one".