84234792618 has 32 divisors (see below), whose sum is σ = 187199812800. Its totient is φ = 28076556528.

The previous prime is 84234792611. The next prime is 84234792661. The reversal of 84234792618 is 81629743248.

84234792618 is a `hidden beast` number, since 84 + 234 + 79 + 261 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (84234792611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1105948 + ... + 1179656.

It is an arithmetic number, because the mean of its divisors is an integer number (5849994150).

Almost surely, 2^84234792618 is an apocalyptic number.

84234792618 is an abundant number, since it is smaller than the sum of its proper divisors (102965020182).

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

84234792618 is a wasteful number, since it uses less digits than its factorization.

84234792618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94883 (or 94877 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The spelling of 84234792618 in words is "eighty-four billion, two hundred thirty-four million, seven hundred ninety-two thousand, six hundred eighteen".