652400615026660 has 12 divisors (see below), whose sum is σ = 1370041291556028. Its totient is φ = 260960246010656.

The previous prime is 652400615026631. The next prime is 652400615026661. The reversal of 652400615026660 is 66620516004256.

It can be written as a sum of positive squares in 2 ways, for example, as 120073556164864 + 532327058861796 = 10957808^2 + 23072214^2 .

It is not an unprimeable number, because it can be changed into a prime (652400615026661) 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, 16310015375647 + ... + 16310015375686.

It is an arithmetic number, because the mean of its divisors is an integer number (114170107629669).

Almost surely, 2^{652400615026660} is an apocalyptic number.

It is an amenable number.

652400615026660 is an abundant number, since it is smaller than the sum of its proper divisors (717640676529368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

652400615026660 is a wasteful number, since it uses less digits than its factorization.

652400615026660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32620030751342 (or 32620030751340 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 652400615026660 in words is "six hundred fifty-two trillion, four hundred billion, six hundred fifteen million, twenty-six thousand, six hundred sixty".