45408008278 has 16 divisors (see below), whose sum is σ = 68219019360. Its totient is φ = 22668359616.

The previous prime is 45408008231. The next prime is 45408008293. The reversal of 45408008278 is 87280080454.

It is a happy number.

It is a congruent number.

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, 5511250 + ... + 5519482.

It is an arithmetic number, because the mean of its divisors is an integer number (4263688710).

Almost surely, 2^45408008278 is an apocalyptic number.

45408008278 is a deficient number, since it is larger than the sum of its proper divisors (22811011082).

45408008278 is a wasteful number, since it uses less digits than its factorization.

45408008278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12231.

The product of its (nonzero) digits is 573440, while the sum is 46.

The spelling of 45408008278 in words is "forty-five billion, four hundred eight million, eight thousand, two hundred seventy-eight".