45254813772 has 72 divisors (see below), whose sum is σ = 124027228416. Its totient is φ = 12804396192.

The previous prime is 45254813771. The next prime is 45254813797. The reversal of 45254813772 is 27731845254.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45254813771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 313048 + ... + 434175.

Almost surely, 2^45254813772 is an apocalyptic number.

45254813772 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

45254813772 is an abundant number, since it is smaller than the sum of its proper divisors (78772414644).

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

45254813772 is a wasteful number, since it uses less digits than its factorization.

45254813772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747347 (or 747338 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 48.

The spelling of 45254813772 in words is "forty-five billion, two hundred fifty-four million, eight hundred thirteen thousand, seven hundred seventy-two".