7455507063872 has 56 divisors (see below), whose sum is σ = 16963100261184. Its totient is φ = 3184809380352.

The previous prime is 7455507063869. The next prime is 7455507063919. The reversal of 7455507063872 is 2783607055547.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26966303 + ... + 27241374.

It is an arithmetic number, because the mean of its divisors is an integer number (302912504664).

Almost surely, 2^{7455507063872} is an apocalyptic number.

It is an amenable number.

7455507063872 is an abundant number, since it is smaller than the sum of its proper divisors (9507593197312).

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

7455507063872 is a wasteful number, since it uses less digits than its factorization.

7455507063872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54208003 (or 54207993 counting only the distinct ones).

The product of its (nonzero) digits is 49392000, while the sum is 59.

The spelling of 7455507063872 in words is "seven trillion, four hundred fifty-five billion, five hundred seven million, sixty-three thousand, eight hundred seventy-two".