12251759633 has 2 divisors, whose sum is σ = 12251759634. Its totient is φ = 12251759632.

The previous prime is 12251759629. The next prime is 12251759701. The reversal of 12251759633 is 33695715221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9726496129 + 2525263504 = 98623^2 + 50252^2 .

It is a cyclic number.

It is not a de Polignac number, because 12251759633 - 2² = 12251759629 is a prime.

It is a super-2 number, since 2×12251759633² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12251719633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6125879816 + 6125879817.

It is an arithmetic number, because the mean of its divisors is an integer number (6125879817).

Almost surely, 2^12251759633 is an apocalyptic number.

It is an amenable number.

12251759633 is a deficient number, since it is larger than the sum of its proper divisors (1).

12251759633 is an equidigital number, since it uses as much as digits as its factorization.

12251759633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 44.

The spelling of 12251759633 in words is "twelve billion, two hundred fifty-one million, seven hundred fifty-nine thousand, six hundred thirty-three".