84766937856 has 72 divisors (see below), whose sum is σ = 228138729840. Its totient is φ = 27938144256.

The previous prime is 84766937833. The next prime is 84766937869. The reversal of 84766937856 is 65873966748.

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, 551725 + ... + 688428.

It is an arithmetic number, because the mean of its divisors is an integer number (3168593470).

Almost surely, 2^84766937856 is an apocalyptic number.

It is an amenable number.

84766937856 is an abundant number, since it is smaller than the sum of its proper divisors (143371791984).

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

84766937856 is a wasteful number, since it uses less digits than its factorization.

84766937856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240261 (or 1240247 counting only the distinct ones).

The product of its digits is 365783040, while the sum is 69.

The spelling of 84766937856 in words is "eighty-four billion, seven hundred sixty-six million, nine hundred thirty-seven thousand, eight hundred fifty-six".