84799679355 has 32 divisors (see below), whose sum is σ = 150988147200. Its totient is φ = 45156547296.

The previous prime is 84799679347. The next prime is 84799679387. The reversal of 84799679355 is 55397699748.

84799679355 is a `hidden beast` number, since 8 + 479 + 9 + 67 + 93 + 5 + 5 = 666.

It is not a de Polignac number, because 84799679355 - 2³ = 84799679347 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 398085 + ... + 572774.

It is an arithmetic number, because the mean of its divisors is an integer number (4718379600).

Almost surely, 2^84799679355 is an apocalyptic number.

84799679355 is a deficient number, since it is larger than the sum of its proper divisors (66188467845).

84799679355 is a wasteful number, since it uses less digits than its factorization.

84799679355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971520 (or 971514 counting only the distinct ones).

The product of its digits is 514382400, while the sum is 72.

The spelling of 84799679355 in words is "eighty-four billion, seven hundred ninety-nine million, six hundred seventy-nine thousand, three hundred fifty-five".