1455934791138 has 32 divisors (see below), whose sum is σ = 3065469699840. Its totient is φ = 459717307920.

The previous prime is 1455934791127. The next prime is 1455934791163. The reversal of 1455934791138 is 8311974395541.

It is a super-2 number, since 2×1455934791138² (a number of 25 digits) contains 22 as substring.

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, 310881 + ... + 1734507.

It is an arithmetic number, because the mean of its divisors is an integer number (95795928120).

Almost surely, 2^{1455934791138} is an apocalyptic number.

1455934791138 is an abundant number, since it is smaller than the sum of its proper divisors (1609534908702).

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

1455934791138 is a wasteful number, since it uses less digits than its factorization.

1455934791138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432622.

The product of its digits is 16329600, while the sum is 60.

The spelling of 1455934791138 in words is "one trillion, four hundred fifty-five billion, nine hundred thirty-four million, seven hundred ninety-one thousand, one hundred thirty-eight".