630515262515051 has 2 divisors, whose sum is σ = 630515262515052. Its totient is φ = 630515262515050.

The previous prime is 630515262514937. The next prime is 630515262515063. The reversal of 630515262515051 is 150515262515036.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 630515262515051 - 2³⁴ = 630498082645867 is a prime.

It is a super-3 number, since 3×630515262515051³ (a number of 45 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 630515262514987 and 630515262515005.

It is not a weakly prime, because it can be changed into another prime (630515262595051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315257631257525 + 315257631257526.

It is an arithmetic number, because the mean of its divisors is an integer number (315257631257526).

Almost surely, 2^{630515262515051} is an apocalyptic number.

630515262515051 is a deficient number, since it is larger than the sum of its proper divisors (1).

630515262515051 is an equidigital number, since it uses as much as digits as its factorization.

630515262515051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350000, while the sum is 47.

The spelling of 630515262515051 in words is "six hundred thirty trillion, five hundred fifteen billion, two hundred sixty-two million, five hundred fifteen thousand, fifty-one".