83078872152836 has 24 divisors (see below), whose sum is σ = 170021877896640. Its totient is φ = 34777202296032.

The previous prime is 83078872152769. The next prime is 83078872152841. The reversal of 83078872152836 is 63825127887038.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34501191551 + ... + 34501193958.

It is an arithmetic number, because the mean of its divisors is an integer number (7084244912360).

Almost surely, 2^{83078872152836} is an apocalyptic number.

83078872152836 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

83078872152836 is an abundant number, since it is smaller than the sum of its proper divisors (86943005743804).

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

83078872152836 is a wasteful number, since it uses less digits than its factorization.

83078872152836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69002385563 (or 69002385561 counting only the distinct ones).

The product of its (nonzero) digits is 216760320, while the sum is 68.

The spelling of 83078872152836 in words is "eighty-three trillion, seventy-eight billion, eight hundred seventy-two million, one hundred fifty-two thousand, eight hundred thirty-six".