652116465 has 192 divisors, whose sum is σ = 1569964032. Its totient is φ = 241574400.

The previous prime is 652116449. The next prime is 652116473. The reversal of 652116465 is 564611256.

652116465 is a `hidden beast` number, since 6 + 5 + 2 + 1 + 1 + 646 + 5 = 666.

It is not a de Polignac number, because 652116465 - 2⁴ = 652116449 is a prime.

Its product of digits (43200) is a multiple of the sum of its prime factors (540).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1396162 + ... + 1396628.

It is an arithmetic number, because the mean of its divisors is an integer number (8176896).

Almost surely, 2^652116465 is an apocalyptic number.

652116465 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

652116465 is an abundant number, since it is smaller than the sum of its proper divisors (917847567).

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

652116465 is a wasteful number, since it uses less digits than its factorization.

652116465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 537 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 652116465 is about 25536.5711284816. The cubic root of 652116465 is about 867.1782737855.

The spelling of 652116465 in words is "six hundred fifty-two million, one hundred sixteen thousand, four hundred sixty-five".