652161256 has 16 divisors (see below), whose sum is σ = 1232432640. Its totient is φ = 323512560.

The previous prime is 652161253. The next prime is 652161277.

652161256 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (652161253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319930 + ... + 321961.

It is an arithmetic number, because the mean of its divisors is an integer number (77027040).

Almost surely, 2^652161256 is an apocalyptic number.

It is an amenable number.

652161256 is a deficient number, since it is larger than the sum of its proper divisors (580271384).

652161256 is a wasteful number, since it uses less digits than its factorization.

652161256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642024 (or 642020 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 652161256 is about 25537.4481105689. The cubic root of 652161256 is about 867.1981275462.

The spelling of 652161256 in words is "six hundred fifty-two million, one hundred sixty-one thousand, two hundred fifty-six".