45646373478 has 16 divisors (see below), whose sum is σ = 91299873600. Its totient is φ = 15214270056.

The previous prime is 45646373419. The next prime is 45646373483. The reversal of 45646373478 is 87437364654.

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, 211800 + ... + 368987.

It is an arithmetic number, because the mean of its divisors is an integer number (5706242100).

Almost surely, 2^45646373478 is an apocalyptic number.

45646373478 is an abundant number, since it is smaller than the sum of its proper divisors (45653500122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45646373478 is a wasteful number, since it uses less digits than its factorization.

45646373478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593891.

The product of its digits is 40642560, while the sum is 57.

The spelling of 45646373478 in words is "forty-five billion, six hundred forty-six million, three hundred seventy-three thousand, four hundred seventy-eight".