45365773055520 has 96 divisors (see below), whose sum is σ = 150423352793280. Its totient is φ = 11460826874880.

The previous prime is 45365773055513. The next prime is 45365773055563. The reversal of 45365773055520 is 2555037756354.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2487149491 + ... + 2487167730.

It is an arithmetic number, because the mean of its divisors is an integer number (1566909924930).

Almost surely, 2^{45365773055520} is an apocalyptic number.

45365773055520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45365773055520 is an abundant number, since it is smaller than the sum of its proper divisors (105057579737760).

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

45365773055520 is a wasteful number, since it uses less digits than its factorization.

45365773055520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974317258 (or 4974317250 counting only the distinct ones).

The product of its (nonzero) digits is 66150000, while the sum is 57.

The spelling of 45365773055520 in words is "forty-five trillion, three hundred sixty-five billion, seven hundred seventy-three million, fifty-five thousand, five hundred twenty".