82942361574842 has 48 divisors (see below), whose sum is σ = 158489327154816. Its totient is φ = 31860062018400.

The previous prime is 82942361574823. The next prime is 82942361574851. The reversal of 82942361574842 is 24847516324928.

It is a super-2 number, since 2×82942361574842² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 344685593 + ... + 344926140.

It is an arithmetic number, because the mean of its divisors is an integer number (3301860982392).

Almost surely, 2^{82942361574842} is an apocalyptic number.

82942361574842 is a deficient number, since it is larger than the sum of its proper divisors (75546965579974).

82942361574842 is a wasteful number, since it uses less digits than its factorization.

82942361574842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689611835 (or 689611824 counting only the distinct ones).

The product of its digits is 185794560, while the sum is 65.

The spelling of 82942361574842 in words is "eighty-two trillion, nine hundred forty-two billion, three hundred sixty-one million, five hundred seventy-four thousand, eight hundred forty-two".