82934405397 has 12 divisors (see below), whose sum is σ = 119841133984. Its totient is φ = 55267914600.

The previous prime is 82934405387. The next prime is 82934405413. The reversal of 82934405397 is 79350443928.

82934405397 is a `hidden beast` number, since 82 + 93 + 440 + 5 + 39 + 7 = 666.

It is not a de Polignac number, because 82934405397 - 2⁴ = 82934405381 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 (82934405317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1783183 + ... + 1829100.

Almost surely, 2^82934405397 is an apocalyptic number.

It is an amenable number.

82934405397 is a deficient number, since it is larger than the sum of its proper divisors (36906728587).

82934405397 is a wasteful number, since it uses less digits than its factorization.

82934405397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3614840 (or 3614837 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 82934405397 in words is "eighty-two billion, nine hundred thirty-four million, four hundred five thousand, three hundred ninety-seven".