172606676983 has 8 divisors (see below), whose sum is σ = 189839095488. Its totient is φ = 155939255904.

The previous prime is 172606676969. The next prime is 172606676989. The reversal of 172606676983 is 389676606271.

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 172606676983 - 2²¹ = 172604579831 is a prime.

It is a super-2 number, since 2×172606676983² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172606676989) 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, 141248716 + ... + 141249937.

It is an arithmetic number, because the mean of its divisors is an integer number (23729886936).

Almost surely, 2^172606676983 is an apocalyptic number.

172606676983 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

172606676983 is a deficient number, since it is larger than the sum of its proper divisors (17232418505).

172606676983 is a wasteful number, since it uses less digits than its factorization.

172606676983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282498713.

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 172606676983 in words is "one hundred seventy-two billion, six hundred six million, six hundred seventy-six thousand, nine hundred eighty-three".