652018655 has 16 divisors (see below), whose sum is σ = 788512224. Its totient is φ = 517570560.

The previous prime is 652018643. The next prime is 652018657. The reversal of 652018655 is 556810256.

It is not a de Polignac number, because 652018655 - 2¹⁰ = 652017631 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 (652018657) 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, 556220 + ... + 557390.

It is an arithmetic number, because the mean of its divisors is an integer number (49282014).

Almost surely, 2^652018655 is an apocalyptic number.

652018655 is a deficient number, since it is larger than the sum of its proper divisors (136493569).

652018655 is a wasteful number, since it uses less digits than its factorization.

652018655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946.

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 652018655 is about 25534.6559600869. The cubic root of 652018655 is about 867.1349160150.

The spelling of 652018655 in words is "six hundred fifty-two million, eighteen thousand, six hundred fifty-five".