45501311051 has 4 divisors (see below), whose sum is σ = 52001498352. Its totient is φ = 39001123752.

The previous prime is 45501311039. The next prime is 45501311069. The reversal of 45501311051 is 15011310554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45501311051 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 45501311051.

It is not an unprimeable number, because it can be changed into a prime (45501311081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3250093640 + ... + 3250093653.

It is an arithmetic number, because the mean of its divisors is an integer number (13000374588).

Almost surely, 2^45501311051 is an apocalyptic number.

45501311051 is a deficient number, since it is larger than the sum of its proper divisors (6500187301).

45501311051 is an equidigital number, since it uses as much as digits as its factorization.

45501311051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500187300.

The product of its (nonzero) digits is 1500, while the sum is 26.

The spelling of 45501311051 in words is "forty-five billion, five hundred one million, three hundred eleven thousand, fifty-one".