45140644236 has 24 divisors (see below), whose sum is σ = 105352881984. Its totient is φ = 15043351120.

The previous prime is 45140644229. The next prime is 45140644379. The reversal of 45140644236 is 63244604154.

It is a super-2 number, since 2×45140644236² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45140644194 and 45140644203.

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, 387750 + ... + 490541.

It is an arithmetic number, because the mean of its divisors is an integer number (4389703416).

Almost surely, 2^45140644236 is an apocalyptic number.

It is an amenable number.

45140644236 is an abundant number, since it is smaller than the sum of its proper divisors (60212237748).

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

45140644236 is a wasteful number, since it uses less digits than its factorization.

45140644236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882581 (or 882579 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 45140644236 in words is "forty-five billion, one hundred forty million, six hundred forty-four thousand, two hundred thirty-six".