45555203251 has 16 divisors (see below), whose sum is σ = 47154355200. Its totient is φ = 43988313600.

The previous prime is 45555203227. The next prime is 45555203273. The reversal of 45555203251 is 15230255554.

It is a cyclic number.

It is not a de Polignac number, because 45555203251 - 2²⁵ = 45521648819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45555203251.

It is not an unprimeable number, because it can be changed into a prime (45555203201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1115155 + ... + 1155283.

It is an arithmetic number, because the mean of its divisors is an integer number (2947147200).

Almost surely, 2^45555203251 is an apocalyptic number.

45555203251 is a deficient number, since it is larger than the sum of its proper divisors (1599151949).

45555203251 is a wasteful number, since it uses less digits than its factorization.

45555203251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40530.

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 45555203251 in words is "forty-five billion, five hundred fifty-five million, two hundred three thousand, two hundred fifty-one".