45515221135 has 16 divisors (see below), whose sum is σ = 54734940000. Its totient is φ = 36334470016.

The previous prime is 45515221123. The next prime is 45515221159. The reversal of 45515221135 is 53112251554.

45515221135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 45515221135 - 2²⁷ = 45381003407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45515221135.

It is a congruent number.

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, 6593916 + ... + 6600814.

It is an arithmetic number, because the mean of its divisors is an integer number (3420933750).

Almost surely, 2^45515221135 is an apocalyptic number.

45515221135 is a deficient number, since it is larger than the sum of its proper divisors (9219718865).

45515221135 is a wasteful number, since it uses less digits than its factorization.

45515221135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9530.

The product of its digits is 30000, while the sum is 34.

Adding to 45515221135 its reverse (53112251554), we get a palindrome (98627472689).

The spelling of 45515221135 in words is "forty-five billion, five hundred fifteen million, two hundred twenty-one thousand, one hundred thirty-five".