45551025120 has 48 divisors (see below), whose sum is σ = 143485730640. Its totient is φ = 12146939904.

The previous prime is 45551025097. The next prime is 45551025131. The reversal of 45551025120 is 2152015554.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47448505 + ... + 47449464.

It is an arithmetic number, because the mean of its divisors is an integer number (2989286055).

Almost surely, 2^45551025120 is an apocalyptic number.

45551025120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45551025120 is an abundant number, since it is smaller than the sum of its proper divisors (97934705520).

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

45551025120 is a wasteful number, since it uses less digits than its factorization.

45551025120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94897987 (or 94897979 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 45551025120 in words is "forty-five billion, five hundred fifty-one million, twenty-five thousand, one hundred twenty".