46189028172 has 54 divisors (see below), whose sum is σ = 125384366268. Its totient is φ = 13195376208.

The previous prime is 46189028159. The next prime is 46189028239. The reversal of 46189028172 is 27182098164.

It is a happy number.

It is a super-3 number, since 3×46189028172³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5207013 + ... + 5215875.

Almost surely, 2^46189028172 is an apocalyptic number.

46189028172 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

46189028172 is an abundant number, since it is smaller than the sum of its proper divisors (79195338096).

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

46189028172 is an frugal number, since it uses more digits than its factorization.

46189028172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17747 (or 8875 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 48.

Multiplying 46189028172 by its sum of digits (48), we get a square (2217073352256 = 1488984²).

The spelling of 46189028172 in words is "forty-six billion, one hundred eighty-nine million, twenty-eight thousand, one hundred seventy-two".