82478593770 has 32 divisors (see below), whose sum is σ = 197975074752. Its totient is φ = 21991352832.

The previous prime is 82478593763. The next prime is 82478593781. The reversal of 82478593770 is 7739587428.

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, 49434 + ... + 409146.

It is an arithmetic number, because the mean of its divisors is an integer number (6186721086).

Almost surely, 2^82478593770 is an apocalyptic number.

82478593770 is an abundant number, since it is smaller than the sum of its proper divisors (115496480982).

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

82478593770 is a wasteful number, since it uses less digits than its factorization.

82478593770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367366.

The product of its (nonzero) digits is 23708160, while the sum is 60.

The spelling of 82478593770 in words is "eighty-two billion, four hundred seventy-eight million, five hundred ninety-three thousand, seven hundred seventy".