16265395275 has 12 divisors (see below), whose sum is σ = 26892120312. Its totient is φ = 8674877440.

The previous prime is 16265395259. The next prime is 16265395309. The reversal of 16265395275 is 57259356261.

It is not a de Polignac number, because 16265395275 - 2⁴ = 16265395259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108435894 + ... + 108436043.

It is an arithmetic number, because the mean of its divisors is an integer number (2241010026).

Almost surely, 2^16265395275 is an apocalyptic number.

16265395275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16265395275 is a deficient number, since it is larger than the sum of its proper divisors (10626725037).

16265395275 is a wasteful number, since it uses less digits than its factorization.

16265395275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216871950 (or 216871945 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 51.

The spelling of 16265395275 in words is "sixteen billion, two hundred sixty-five million, three hundred ninety-five thousand, two hundred seventy-five".