8757899278947 has 256 divisors, whose sum is σ = 17114993459200. Its totient is φ = 4297079185920.

The previous prime is 8757899278901. The next prime is 8757899279033. The reversal of 8757899278947 is 7498729987578.

8757899278947 is a `hidden beast` number, since 8 + 7 + 578 + 9 + 9 + 27 + 8 + 9 + 4 + 7 = 666.

It is not a de Polignac number, because 8757899278947 - 2²⁷ = 8757765061219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8757899273947) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1831044918 + ... + 1831049700.

It is an arithmetic number, because the mean of its divisors is an integer number (66855443200).

Almost surely, 2^{8757899278947} is an apocalyptic number.

8757899278947 is a deficient number, since it is larger than the sum of its proper divisors (8357094180253).

8757899278947 is a wasteful number, since it uses less digits than its factorization.

8757899278947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535 (or 5529 counting only the distinct ones).

The product of its digits is 35846737920, while the sum is 90.

The spelling of 8757899278947 in words is "eight trillion, seven hundred fifty-seven billion, eight hundred ninety-nine million, two hundred seventy-eight thousand, nine hundred forty-seven".