16386090465 has 16 divisors (see below), whose sum is σ = 26243650368. Its totient is φ = 8730613056.

The previous prime is 16386090431. The next prime is 16386090503. The reversal of 16386090465 is 56409068361.

It is not a de Polignac number, because 16386090465 - 2⁸ = 16386090209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523999 + ... + 554388.

It is an arithmetic number, because the mean of its divisors is an integer number (1640228148).

Almost surely, 2^16386090465 is an apocalyptic number.

16386090465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16386090465 is a deficient number, since it is larger than the sum of its proper divisors (9857559903).

16386090465 is a wasteful number, since it uses less digits than its factorization.

16386090465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079408.

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 16386090465 in words is "sixteen billion, three hundred eighty-six million, ninety thousand, four hundred sixty-five".