625100664540433 has 2 divisors, whose sum is σ = 625100664540434. Its totient is φ = 625100664540432.

The previous prime is 625100664540377. The next prime is 625100664540563. The reversal of 625100664540433 is 334045466001526.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 620693045618944 + 4407618921489 = 24913712^2 + 2099433^2 .

It is a cyclic number.

It is not a de Polignac number, because 625100664540433 - 2³³ = 625092074605841 is a prime.

It is not a weakly prime, because it can be changed into another prime (625100664540733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312550332270216 + 312550332270217.

It is an arithmetic number, because the mean of its divisors is an integer number (312550332270217).

Almost surely, 2^{625100664540433} is an apocalyptic number.

It is an amenable number.

625100664540433 is a deficient number, since it is larger than the sum of its proper divisors (1).

625100664540433 is an equidigital number, since it uses as much as digits as its factorization.

625100664540433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 625100664540433 in words is "six hundred twenty-five trillion, one hundred billion, six hundred sixty-four million, five hundred forty thousand, four hundred thirty-three".