45247175424 has 648 divisors, whose sum is σ = 154483230720. Its totient is φ = 13101004800.

The previous prime is 45247175411. The next prime is 45247175429. The reversal of 45247175424 is 42457174254.

45247175424 is a `hidden beast` number, since 4 + 52 + 4 + 7 + 175 + 424 = 666.

It is a tau number, because it is divible by the number of its divisors (648).

It is a self number, because there is not a number n which added to its sum of digits gives 45247175424.

It is not an unprimeable number, because it can be changed into a prime (45247175429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 572749017 + ... + 572749095.

Almost surely, 2^45247175424 is an apocalyptic number.

45247175424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45247175424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77241615360).

45247175424 is an abundant number, since it is smaller than the sum of its proper divisors (109236055296).

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

45247175424 is an frugal number, since it uses more digits than its factorization.

45247175424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 126 counting only the distinct ones).

The product of its digits is 1254400, while the sum is 45.

The spelling of 45247175424 in words is "forty-five billion, two hundred forty-seven million, one hundred seventy-five thousand, four hundred twenty-four".