172605700140 has 48 divisors (see below), whose sum is σ = 483619919328. Its totient is φ = 45997333504.

The previous prime is 172605700123. The next prime is 172605700159. The reversal of 172605700140 is 41007506271.

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, 873837 + ... + 1052996.

It is an arithmetic number, because the mean of its divisors is an integer number (10075414986).

Almost surely, 2^172605700140 is an apocalyptic number.

172605700140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

172605700140 is an abundant number, since it is smaller than the sum of its proper divisors (311014219188).

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

172605700140 is a wasteful number, since it uses less digits than its factorization.

172605700140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928338 (or 1928336 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 172605700140 in words is "one hundred seventy-two billion, six hundred five million, seven hundred thousand, one hundred forty".