652157646751256 has 128 divisors (see below), whose sum is σ = 1283597365881600. Its totient is φ = 310375877898240.

The previous prime is 652157646751241. The next prime is 652157646751267.

It is a happy number.

652157646751256 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×652157646751256² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 899869616 + ... + 900594048.

It is an arithmetic number, because the mean of its divisors is an integer number (10028104420950).

Almost surely, 2^{652157646751256} is an apocalyptic number.

It is an amenable number.

652157646751256 is a deficient number, since it is larger than the sum of its proper divisors (631439719130344).

652157646751256 is a wasteful number, since it uses less digits than its factorization.

652157646751256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724969 (or 724965 counting only the distinct ones).

The product of its digits is 635040000, while the sum is 68.

The spelling of 652157646751256 in words is "six hundred fifty-two trillion, one hundred fifty-seven billion, six hundred forty-six million, seven hundred fifty-one thousand, two hundred fifty-six".