83217697693632 has 140 divisors (see below), whose sum is σ = 246687371175960. Its totient is φ = 27738777659904.

The previous prime is 83217697693589. The next prime is 83217697693649. The reversal of 83217697693632 is 23639679671238.

83217697693632 is a `hidden beast` number, since 8 + 3 + 2 + 176 + 97 + 6 + 9 + 363 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 497305594 + ... + 497472902.

Almost surely, 2^{83217697693632} is an apocalyptic number.

It is an amenable number.

83217697693632 is an abundant number, since it is smaller than the sum of its proper divisors (163469673482328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83217697693632 is a wasteful number, since it uses less digits than its factorization.

83217697693632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263280 (or 263261 counting only the distinct ones).

The product of its digits is 740710656, while the sum is 72.

The spelling of 83217697693632 in words is "eighty-three trillion, two hundred seventeen billion, six hundred ninety-seven million, six hundred ninety-three thousand, six hundred thirty-two".