655270165572 has 48 divisors (see below), whose sum is σ = 1671830544384. Its totient is φ = 198105988000.

The previous prime is 655270165547. The next prime is 655270165609. The reversal of 655270165572 is 275561072556.

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, 5702004 + ... + 5815787.

It is an arithmetic number, because the mean of its divisors is an integer number (34829803008).

Almost surely, 2^655270165572 is an apocalyptic number.

It is an amenable number.

655270165572 is an abundant number, since it is smaller than the sum of its proper divisors (1016560378812).

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

655270165572 is a wasteful number, since it uses less digits than its factorization.

655270165572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11518240 (or 11518238 counting only the distinct ones).

The product of its (nonzero) digits is 4410000, while the sum is 51.

The spelling of 655270165572 in words is "six hundred fifty-five billion, two hundred seventy million, one hundred sixty-five thousand, five hundred seventy-two".