16313775465 has 16 divisors (see below), whose sum is σ = 28109890368. Its totient is φ = 8031397056.

The previous prime is 16313775419. The next prime is 16313775469. The reversal of 16313775465 is 56457731361.

16313775465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16313775465 - 2⁷ = 16313775337 is a prime.

It is a super-2 number, since 2×16313775465² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16313775469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41829999 + ... + 41830388.

It is an arithmetic number, because the mean of its divisors is an integer number (1756868148).

Almost surely, 2^16313775465 is an apocalyptic number.

16313775465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16313775465 is a deficient number, since it is larger than the sum of its proper divisors (11796114903).

16313775465 is a wasteful number, since it uses less digits than its factorization.

16313775465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83660408.

The product of its digits is 1587600, while the sum is 48.

The spelling of 16313775465 in words is "sixteen billion, three hundred thirteen million, seven hundred seventy-five thousand, four hundred sixty-five".