45700505138 has 6 divisors (see below), whose sum is σ = 68551211199. Its totient is φ = 22850101406.

The previous prime is 45700505107. The next prime is 45700505143. The reversal of 45700505138 is 83150500754.

It can be written as a sum of positive squares in only one way, i.e., 22850252569 + 22850252569 = 151163^2 + 151163^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=151163.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 226745 + ... + 377907.

Almost surely, 2^45700505138 is an apocalyptic number.

45700505138 is a deficient number, since it is larger than the sum of its proper divisors (22850706061).

45700505138 is an frugal number, since it uses more digits than its factorization.

45700505138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302328 (or 151165 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 38.

The spelling of 45700505138 in words is "forty-five billion, seven hundred million, five hundred five thousand, one hundred thirty-eight".