652400615026655 has 24 divisors (see below), whose sum is σ = 860610716750400. Its totient is φ = 474424149418560.

The previous prime is 652400615026631. The next prime is 652400615026661. The reversal of 652400615026655 is 556620516004256.

It is not a de Polignac number, because 652400615026655 - 2⁸ = 652400615026399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 652400615026597 and 652400615026606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49849760 + ... + 61561349.

It is an arithmetic number, because the mean of its divisors is an integer number (35858779864600).

Almost surely, 2^{652400615026655} is an apocalyptic number.

652400615026655 is a deficient number, since it is larger than the sum of its proper divisors (208210101723745).

652400615026655 is a wasteful number, since it uses less digits than its factorization.

652400615026655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111420815 (or 111420804 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 652400615026655 in words is "six hundred fifty-two trillion, four hundred billion, six hundred fifteen million, twenty-six thousand, six hundred fifty-five".