82706688250 has 16 divisors (see below), whose sum is σ = 154826920872. Its totient is φ = 33082675200.

The previous prime is 82706688217. The next prime is 82706688277. The reversal of 82706688250 is 5288660728.

It can be written as a sum of positive squares in 4 ways, for example, as 55256494489 + 27450193761 = 235067^2 + 165681^2 .

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, 165413127 + ... + 165413626.

Almost surely, 2^82706688250 is an apocalyptic number.

82706688250 is a deficient number, since it is larger than the sum of its proper divisors (72120232622).

82706688250 is a wasteful number, since it uses less digits than its factorization.

82706688250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330826770 (or 330826760 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 52.

The spelling of 82706688250 in words is "eighty-two billion, seven hundred six million, six hundred eighty-eight thousand, two hundred fifty".