82066929397 has 8 divisors (see below), whose sum is σ = 82160013312. Its totient is φ = 81973882800.

The previous prime is 82066929383. The next prime is 82066929419. The reversal of 82066929397 is 79392966028.

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 82066929397 - 2¹⁵ = 82066896629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82066929697) 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, 7714272 + ... + 7724902.

It is an arithmetic number, because the mean of its divisors is an integer number (10270001664).

Almost surely, 2^82066929397 is an apocalyptic number.

It is an amenable number.

82066929397 is a deficient number, since it is larger than the sum of its proper divisors (93083915).

82066929397 is a wasteful number, since it uses less digits than its factorization.

82066929397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18659.

The product of its (nonzero) digits is 17635968, while the sum is 61.

The spelling of 82066929397 in words is "eighty-two billion, sixty-six million, nine hundred twenty-nine thousand, three hundred ninety-seven".