172466508552 has 64 divisors (see below), whose sum is σ = 464806097280. Its totient is φ = 53012539392.

The previous prime is 172466508517. The next prime is 172466508581. The reversal of 172466508552 is 255805664271.

It is a junction number, because it is equal to n+sod(n) for n = 172466508495 and 172466508504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25528 + ... + 587864.

It is an arithmetic number, because the mean of its divisors is an integer number (7262595270).

Almost surely, 2^172466508552 is an apocalyptic number.

172466508552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

172466508552 is an abundant number, since it is smaller than the sum of its proper divisors (292339588728).

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

172466508552 is a wasteful number, since it uses less digits than its factorization.

172466508552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563342 (or 563338 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 51.

The spelling of 172466508552 in words is "one hundred seventy-two billion, four hundred sixty-six million, five hundred eight thousand, five hundred fifty-two".