45728194164 has 48 divisors (see below), whose sum is σ = 107189535936. Its totient is φ = 15172819200.

The previous prime is 45728194151. The next prime is 45728194177. The reversal of 45728194164 is 46149182754.

It is an interprime number because it is at equal distance from previous prime (45728194151) and next prime (45728194177).

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, 2616784 + ... + 2634200.

It is an arithmetic number, because the mean of its divisors is an integer number (2233115332).

Almost surely, 2^45728194164 is an apocalyptic number.

It is an amenable number.

45728194164 is an abundant number, since it is smaller than the sum of its proper divisors (61461341772).

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

45728194164 is a wasteful number, since it uses less digits than its factorization.

45728194164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18416 (or 18414 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The spelling of 45728194164 in words is "forty-five billion, seven hundred twenty-eight million, one hundred ninety-four thousand, one hundred sixty-four".