652149655 has 4 divisors (see below), whose sum is σ = 782579592. Its totient is φ = 521719720.

The previous prime is 652149647. The next prime is 652149671. The reversal of 652149655 is 556941256.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 652149655 - 2³ = 652149647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65214961 + ... + 65214970.

It is an arithmetic number, because the mean of its divisors is an integer number (195644898).

Almost surely, 2^652149655 is an apocalyptic number.

652149655 is a deficient number, since it is larger than the sum of its proper divisors (130429937).

652149655 is a wasteful number, since it uses less digits than its factorization.

652149655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130429936.

The product of its digits is 324000, while the sum is 43.

The square root of 652149655 is about 25537.2209725334. The cubic root of 652149655 is about 867.1929854513.

The spelling of 652149655 in words is "six hundred fifty-two million, one hundred forty-nine thousand, six hundred fifty-five".