82125305275615 has 8 divisors (see below), whose sum is σ = 112628990092320. Its totient is φ = 56314495046112.

The previous prime is 82125305275613. The next prime is 82125305275631. The reversal of 82125305275615 is 51657250352128.

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 82125305275615 - 2¹ = 82125305275613 is a prime.

It is a super-2 number, since 2×82125305275615² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82125305275613) 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, 1173218646760 + ... + 1173218646829.

It is an arithmetic number, because the mean of its divisors is an integer number (14078623761540).

Almost surely, 2^{82125305275615} is an apocalyptic number.

82125305275615 is a deficient number, since it is larger than the sum of its proper divisors (30503684816705).

82125305275615 is a wasteful number, since it uses less digits than its factorization.

82125305275615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346437293601.

The product of its (nonzero) digits is 5040000, while the sum is 52.

The spelling of 82125305275615 in words is "eighty-two trillion, one hundred twenty-five billion, three hundred five million, two hundred seventy-five thousand, six hundred fifteen".