652215656615 has 8 divisors (see below), whose sum is σ = 783113568048. Its totient is φ = 521469338560.

The previous prime is 652215656539. The next prime is 652215656629. The reversal of 652215656615 is 516656512256.

652215656615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 652215656615 - 2²⁰ = 652214608039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37888877 + ... + 37906086.

It is an arithmetic number, because the mean of its divisors is an integer number (97889196006).

Almost surely, 2^652215656615 is an apocalyptic number.

652215656615 is a deficient number, since it is larger than the sum of its proper divisors (130897911433).

652215656615 is a wasteful number, since it uses less digits than its factorization.

652215656615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75796689.

The product of its digits is 3240000, while the sum is 50.

The spelling of 652215656615 in words is "six hundred fifty-two billion, two hundred fifteen million, six hundred fifty-six thousand, six hundred fifteen".