82507665748 has 12 divisors (see below), whose sum is σ = 144634396032. Its totient is φ = 41183552600.

The previous prime is 82507665733. The next prime is 82507665769. The reversal of 82507665748 is 84756670528.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 82507665692 and 82507665701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17567428 + ... + 17572123.

It is an arithmetic number, because the mean of its divisors is an integer number (12052866336).

Almost surely, 2^82507665748 is an apocalyptic number.

It is an amenable number.

82507665748 is a deficient number, since it is larger than the sum of its proper divisors (62126730284).

82507665748 is a wasteful number, since it uses less digits than its factorization.

82507665748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35140142 (or 35140140 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 58.

The spelling of 82507665748 in words is "eighty-two billion, five hundred seven million, six hundred sixty-five thousand, seven hundred forty-eight".