83700847842 has 32 divisors (see below), whose sum is σ = 171283541760. Its totient is φ = 27259111440.

The previous prime is 83700847817. The next prime is 83700847843. The reversal of 83700847842 is 24874800738.

It is not an unprimeable number, because it can be changed into a prime (83700847843) 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, 667584 + ... + 782987.

It is an arithmetic number, because the mean of its divisors is an integer number (5352610680).

Almost surely, 2^83700847842 is an apocalyptic number.

83700847842 is an abundant number, since it is smaller than the sum of its proper divisors (87582693918).

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

83700847842 is a wasteful number, since it uses less digits than its factorization.

83700847842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450798.

The product of its (nonzero) digits is 2408448, while the sum is 51.

The spelling of 83700847842 in words is "eighty-three billion, seven hundred million, eight hundred forty-seven thousand, eight hundred forty-two".