45520323552 has 72 divisors (see below), whose sum is σ = 141216468120. Its totient is φ = 13794036480.

The previous prime is 45520323529. The next prime is 45520323559. The reversal of 45520323552 is 25532302554.

45520323552 is a `hidden beast` number, since 4 + 55 + 20 + 32 + 3 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45520323559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7181227 + ... + 7187562.

It is an arithmetic number, because the mean of its divisors is an integer number (1961339835).

Almost surely, 2^45520323552 is an apocalyptic number.

It is an amenable number.

45520323552 is an abundant number, since it is smaller than the sum of its proper divisors (95696144568).

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

45520323552 is a wasteful number, since it uses less digits than its factorization.

45520323552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14368816 (or 14368805 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

The spelling of 45520323552 in words is "forty-five billion, five hundred twenty million, three hundred twenty-three thousand, five hundred fifty-two".