82640674245351 has 8 divisors (see below), whose sum is σ = 112055151519360. Its totient is φ = 54159989900792.

The previous prime is 82640674245319. The next prime is 82640674245359. The reversal of 82640674245351 is 15354247604628.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82640674245351 - 2⁵ = 82640674245319 is a prime.

It is a super-2 number, since 2×82640674245351² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82640674245291 and 82640674245300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82640674245359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233448232155 + ... + 233448232508.

It is an arithmetic number, because the mean of its divisors is an integer number (14006893939920).

Almost surely, 2^{82640674245351} is an apocalyptic number.

82640674245351 is a deficient number, since it is larger than the sum of its proper divisors (29414477274009).

82640674245351 is a wasteful number, since it uses less digits than its factorization.

82640674245351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466896464725.

The product of its (nonzero) digits is 38707200, while the sum is 57.

The spelling of 82640674245351 in words is "eighty-two trillion, six hundred forty billion, six hundred seventy-four million, two hundred forty-five thousand, three hundred fifty-one".