12501758419 has 2 divisors, whose sum is σ = 12501758420. Its totient is φ = 12501758418.

The previous prime is 12501758411. The next prime is 12501758447. The reversal of 12501758419 is 91485710521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12501758419 - 2³ = 12501758411 is a prime.

It is a super-2 number, since 2×12501758419² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12501758411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250879209 + 6250879210.

It is an arithmetic number, because the mean of its divisors is an integer number (6250879210).

Almost surely, 2^12501758419 is an apocalyptic number.

12501758419 is a deficient number, since it is larger than the sum of its proper divisors (1).

12501758419 is an equidigital number, since it uses as much as digits as its factorization.

12501758419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 43.

The spelling of 12501758419 in words is "twelve billion, five hundred one million, seven hundred fifty-eight thousand, four hundred nineteen".