655517276000 has 96 divisors (see below), whose sum is σ = 1666144378080. Its totient is φ = 253165248000.

The previous prime is 655517275979. The next prime is 655517276003. The reversal of 655517276000 is 672715556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655517276003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2709506 + ... + 2941505.

It is an arithmetic number, because the mean of its divisors is an integer number (17355670605).

Almost surely, 2^655517276000 is an apocalyptic number.

It is an amenable number.

655517276000 is an abundant number, since it is smaller than the sum of its proper divisors (1010627102080).

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

655517276000 is a wasteful number, since it uses less digits than its factorization.

655517276000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5651065 (or 5651047 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 655517276000 in words is "six hundred fifty-five billion, five hundred seventeen million, two hundred seventy-six thousand".