163272758475 has 24 divisors (see below), whose sum is σ = 270668051632. Its totient is φ = 86845334400.

The previous prime is 163272758447. The next prime is 163272758491. The reversal of 163272758475 is 574857272361.

It is a happy number.

It is not a de Polignac number, because 163272758475 - 2⁵ = 163272758443 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2890216 + ... + 2946165.

Almost surely, 2^163272758475 is an apocalyptic number.

163272758475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

163272758475 is a deficient number, since it is larger than the sum of its proper divisors (107395293157).

163272758475 is a wasteful number, since it uses less digits than its factorization.

163272758475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5836767 (or 5836762 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 57.

The spelling of 163272758475 in words is "one hundred sixty-three billion, two hundred seventy-two million, seven hundred fifty-eight thousand, four hundred seventy-five".