45425355638 has 64 divisors (see below), whose sum is σ = 76041504000. Its totient is φ = 20222296704.

The previous prime is 45425355607. The next prime is 45425355653. The reversal of 45425355638 is 83655352454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17889773 + ... + 17892311.

It is an arithmetic number, because the mean of its divisors is an integer number (1188148500).

Almost surely, 2^45425355638 is an apocalyptic number.

45425355638 is a deficient number, since it is larger than the sum of its proper divisors (30616148362).

45425355638 is a wasteful number, since it uses less digits than its factorization.

45425355638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2829.

The product of its digits is 8640000, while the sum is 50.

The spelling of 45425355638 in words is "forty-five billion, four hundred twenty-five million, three hundred fifty-five thousand, six hundred thirty-eight".