82546663251 has 8 divisors (see below), whose sum is σ = 118528542160. Its totient is φ = 50797946592.

The previous prime is 82546663223. The next prime is 82546663271. The reversal of 82546663251 is 15236664528.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82546663251 - 2⁶ = 82546663187 is a prime.

It is a super-2 number, since 2×82546663251² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82546663251.

It is not an unprimeable number, because it can be changed into a prime (82546663271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1058290516 + ... + 1058290593.

It is an arithmetic number, because the mean of its divisors is an integer number (14816067770).

Almost surely, 2^82546663251 is an apocalyptic number.

82546663251 is a deficient number, since it is larger than the sum of its proper divisors (35981878909).

82546663251 is a wasteful number, since it uses less digits than its factorization.

82546663251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116581125.

The product of its digits is 2073600, while the sum is 48.

The spelling of 82546663251 in words is "eighty-two billion, five hundred forty-six million, six hundred sixty-three thousand, two hundred fifty-one".