45396435138 has 16 divisors (see below), whose sum is σ = 90795243360. Its totient is φ = 15131749536.

The previous prime is 45396435137. The next prime is 45396435221. The reversal of 45396435138 is 83153469354.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45396435137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238206 + ... + 384102.

It is an arithmetic number, because the mean of its divisors is an integer number (5674702710).

Almost surely, 2^45396435138 is an apocalyptic number.

45396435138 is an abundant number, since it is smaller than the sum of its proper divisors (45398808222).

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

45396435138 is a wasteful number, since it uses less digits than its factorization.

45396435138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197761.

The product of its digits is 4665600, while the sum is 51.

The spelling of 45396435138 in words is "forty-five billion, three hundred ninety-six million, four hundred thirty-five thousand, one hundred thirty-eight".