45211532215 has 16 divisors (see below), whose sum is σ = 57953618208. Its totient is φ = 33740363776.

The previous prime is 45211532209. The next prime is 45211532243. The reversal of 45211532215 is 51223511254.

It is a cyclic number.

It is not a de Polignac number, because 45211532215 - 2²³ = 45203143607 is a prime.

It is a Duffinian number.

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, 2343937 + ... + 2363146.

It is an arithmetic number, because the mean of its divisors is an integer number (3622101138).

Almost surely, 2^45211532215 is an apocalyptic number.

45211532215 is a deficient number, since it is larger than the sum of its proper divisors (12742085993).

45211532215 is a wasteful number, since it uses less digits than its factorization.

45211532215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707218.

The product of its digits is 12000, while the sum is 31.

The spelling of 45211532215 in words is "forty-five billion, two hundred eleven million, five hundred thirty-two thousand, two hundred fifteen".