664010051 has 2 divisors, whose sum is σ = 664010052. Its totient is φ = 664010050.

The previous prime is 664010033. The next prime is 664010059. The reversal of 664010051 is 150010466.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-664010051 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 664009999 and 664010026.

It is not a weakly prime, because it can be changed into another prime (664010059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332005025 + 332005026.

It is an arithmetic number, because the mean of its divisors is an integer number (332005026).

Almost surely, 2^664010051 is an apocalyptic number.

664010051 is a deficient number, since it is larger than the sum of its proper divisors (1).

664010051 is an equidigital number, since it uses as much as digits as its factorization.

664010051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 664010051 is about 25768.3924799356. The cubic root of 664010051 is about 872.4185361937.

The spelling of 664010051 in words is "six hundred sixty-four million, ten thousand, fifty-one".