16465469475 has 96 divisors (see below), whose sum is σ = 33882831360. Its totient is φ = 6869744640.

The previous prime is 16465469441. The next prime is 16465469479. The reversal of 16465469475 is 57496456461.

It is not a de Polignac number, because 16465469475 - 2¹¹ = 16465467427 is a prime.

It is a super-2 number, since 2×16465469475² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16465469479) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 593872 + ... + 620978.

It is an arithmetic number, because the mean of its divisors is an integer number (352946160).

Almost surely, 2^16465469475 is an apocalyptic number.

16465469475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16465469475 is an abundant number, since it is smaller than the sum of its proper divisors (17417361885).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16465469475 is a wasteful number, since it uses less digits than its factorization.

16465469475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27229 (or 27224 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 57.

The spelling of 16465469475 in words is "sixteen billion, four hundred sixty-five million, four hundred sixty-nine thousand, four hundred seventy-five".