32172006499 has 8 divisors (see below), whose sum is σ = 32377001360. Its totient is φ = 31967104896.

The previous prime is 32172006497. The next prime is 32172006551. The reversal of 32172006499 is 99460027123.

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 32172006499 - 2¹ = 32172006497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32172006497) 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, 749959 + ... + 791695.

It is an arithmetic number, because the mean of its divisors is an integer number (4047125170).

Almost surely, 2^32172006499 is an apocalyptic number.

32172006499 is a deficient number, since it is larger than the sum of its proper divisors (204994861).

32172006499 is a wasteful number, since it uses less digits than its factorization.

32172006499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46629.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 32172006499 in words is "thirty-two billion, one hundred seventy-two million, six thousand, four hundred ninety-nine".