458752776138 has 24 divisors (see below), whose sum is σ = 1010811204000. Its totient is φ = 150325768104.

The previous prime is 458752776127. The next prime is 458752776179. The reversal of 458752776138 is 831677257854.

It is a happy number.

458752776138 is a `hidden beast` number, since 4 + 5 + 8 + 7 + 5 + 2 + 7 + 7 + 613 + 8 = 666.

It is a super-2 number, since 2×458752776138² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215984238 + ... + 215986361.

It is an arithmetic number, because the mean of its divisors is an integer number (42117133500).

Almost surely, 2^458752776138 is an apocalyptic number.

458752776138 is an abundant number, since it is smaller than the sum of its proper divisors (552058427862).

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

458752776138 is a wasteful number, since it uses less digits than its factorization.

458752776138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431970666 (or 431970663 counting only the distinct ones).

The product of its digits is 79027200, while the sum is 63.

The spelling of 458752776138 in words is "four hundred fifty-eight billion, seven hundred fifty-two million, seven hundred seventy-six thousand, one hundred thirty-eight".