84207390768 has 60 divisors (see below), whose sum is σ = 235685264880. Its totient is φ = 28066566528.

The previous prime is 84207390713. The next prime is 84207390821. The reversal of 84207390768 is 86709370248.

84207390768 is a `hidden beast` number, since 8 + 420 + 73 + 90 + 7 + 68 = 666.

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, 2194693 + ... + 2232731.

It is an arithmetic number, because the mean of its divisors is an integer number (3928087748).

Almost surely, 2^84207390768 is an apocalyptic number.

It is an amenable number.

84207390768 is an abundant number, since it is smaller than the sum of its proper divisors (151477874112).

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

84207390768 is a wasteful number, since it uses less digits than its factorization.

84207390768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53426 (or 53417 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 84207390768 in words is "eighty-four billion, two hundred seven million, three hundred ninety thousand, seven hundred sixty-eight".