226172091875 has 20 divisors (see below), whose sum is σ = 283200640536. Its totient is φ = 180568920000.

The previous prime is 226172091863. The next prime is 226172091889. The reversal of 226172091875 is 578190271622.

It is not a de Polignac number, because 226172091875 - 2⁸ = 226172091619 is a prime.

It is a super-2 number, since 2×226172091875² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61634 + ... + 675383.

Almost surely, 2^226172091875 is an apocalyptic number.

226172091875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

226172091875 is a deficient number, since it is larger than the sum of its proper divisors (57028548661).

226172091875 is an frugal number, since it uses more digits than its factorization.

226172091875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737528 (or 737513 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 50.

The spelling of 226172091875 in words is "two hundred twenty-six billion, one hundred seventy-two million, ninety-one thousand, eight hundred seventy-five".