655465023 has 12 divisors (see below), whose sum is σ = 977324608. Its totient is φ = 422880480.

The previous prime is 655465007. The next prime is 655465033. The reversal of 655465023 is 320564556.

It is a happy number.

655465023 is a `hidden beast` number, since 65 + 546 + 50 + 2 + 3 = 666.

It is not a de Polignac number, because 655465023 - 2⁴ = 655465007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655465033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1174390 + ... + 1174947.

Almost surely, 2^655465023 is an apocalyptic number.

655465023 is a deficient number, since it is larger than the sum of its proper divisors (321859585).

655465023 is a wasteful number, since it uses less digits than its factorization.

655465023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349374 (or 2349371 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 655465023 is about 25602.0511482967. The cubic root of 655465023 is about 868.6600339664.

The spelling of 655465023 in words is "six hundred fifty-five million, four hundred sixty-five thousand, twenty-three".