126264474451 has 2 divisors, whose sum is σ = 126264474452. Its totient is φ = 126264474450.

The previous prime is 126264474433. The next prime is 126264474499. The reversal of 126264474451 is 154474462621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126264474451 is a prime.

It is not a weakly prime, because it can be changed into another prime (126264475451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63132237225 + 63132237226.

It is an arithmetic number, because the mean of its divisors is an integer number (63132237226).

Almost surely, 2^126264474451 is an apocalyptic number.

126264474451 is a deficient number, since it is larger than the sum of its proper divisors (1).

126264474451 is an equidigital number, since it uses as much as digits as its factorization.

126264474451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 46.

The spelling of 126264474451 in words is "one hundred twenty-six billion, two hundred sixty-four million, four hundred seventy-four thousand, four hundred fifty-one".