652156250642 has 16 divisors (see below), whose sum is σ = 1053536789592. Its totient is φ = 300979873920.

The previous prime is 652156250623. The next prime is 652156250653. The reversal of 652156250642 is 246052651256.

652156250642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 471105149641 + 181051101001 = 686371^2 + 425501^2 .

It is a super-2 number, since 2×652156250642² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 652156250593 and 652156250602.

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, 109313 + ... + 1147284.

Almost surely, 2^652156250642 is an apocalyptic number.

652156250642 is a deficient number, since it is larger than the sum of its proper divisors (401380538950).

652156250642 is a wasteful number, since it uses less digits than its factorization.

652156250642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276573.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 652156250642 in words is "six hundred fifty-two billion, one hundred fifty-six million, two hundred fifty thousand, six hundred forty-two".