652056566 has 16 divisors (see below), whose sum is σ = 1121796000. Its totient is φ = 278456640.

The previous prime is 652056553. The next prime is 652056583. The reversal of 652056566 is 665650256.

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, 78941 + ... + 86808.

It is an arithmetic number, because the mean of its divisors is an integer number (70112250).

Almost surely, 2^652056566 is an apocalyptic number.

652056566 is a deficient number, since it is larger than the sum of its proper divisors (469739434).

652056566 is a wasteful number, since it uses less digits than its factorization.

652056566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166039.

The product of its (nonzero) digits is 324000, while the sum is 41.

The square root of 652056566 is about 25535.3982933496. The cubic root of 652056566 is about 867.1517219323.

It can be divided in two parts, 652056 and 566, that multiplied together give a triangular number (369063696 = T₂₇₁₆₈).

The spelling of 652056566 in words is "six hundred fifty-two million, fifty-six thousand, five hundred sixty-six".