83080002748778 has 32 divisors (see below), whose sum is σ = 146946206090880. Its totient is φ = 34487374832640.

The previous prime is 83080002748727. The next prime is 83080002748807. The reversal of 83080002748778 is 87784720008038.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 83080002748778.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 520562951 + ... + 520722522.

It is an arithmetic number, because the mean of its divisors is an integer number (4592068940340).

Almost surely, 2^{83080002748778} is an apocalyptic number.

83080002748778 is a deficient number, since it is larger than the sum of its proper divisors (63866203342102).

83080002748778 is a wasteful number, since it uses less digits than its factorization.

83080002748778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041285662.

The product of its (nonzero) digits is 33718272, while the sum is 62.

The spelling of 83080002748778 in words is "eighty-three trillion, eighty billion, two million, seven hundred forty-eight thousand, seven hundred seventy-eight".