8712558494 has 16 divisors (see below), whose sum is σ = 13492725120. Its totient is φ = 4215031680.

The previous prime is 8712558473. The next prime is 8712558511. The reversal of 8712558494 is 4948552178.

It is a super-2 number, since 2×8712558494² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 608522 + ... + 622674.

It is an arithmetic number, because the mean of its divisors is an integer number (843295320).

Almost surely, 2^8712558494 is an apocalyptic number.

8712558494 is a deficient number, since it is larger than the sum of its proper divisors (4780166626).

8712558494 is a wasteful number, since it uses less digits than its factorization.

8712558494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24115.

The product of its digits is 3225600, while the sum is 53.

The square root of 8712558494 is about 93341.0868481828. The cubic root of 8712558494 is about 2057.6992642300.

The spelling of 8712558494 in words is "eight billion, seven hundred twelve million, five hundred fifty-eight thousand, four hundred ninety-four".