172290986496 has 200 divisors, whose sum is σ = 514778837760. Its totient is φ = 57370540032.

The previous prime is 172290986479. The next prime is 172290986551. The reversal of 172290986496 is 694689092271.

172290986496 is a `hidden beast` number, since 172 + 290 + 98 + 6 + 4 + 96 = 666.

172290986496 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 59676765 + ... + 59679651.

Almost surely, 2^172290986496 is an apocalyptic number.

172290986496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 172290986496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257389418880).

172290986496 is an abundant number, since it is smaller than the sum of its proper divisors (342487851264).

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

172290986496 is an equidigital number, since it uses as much as digits as its factorization.

172290986496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4356 (or 4331 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 172290986496 in words is "one hundred seventy-two billion, two hundred ninety million, nine hundred eighty-six thousand, four hundred ninety-six".