249246291433 has 2 divisors, whose sum is σ = 249246291434. Its totient is φ = 249246291432.

The previous prime is 249246291389. The next prime is 249246291467. The reversal of 249246291433 is 334192642942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192850965904 + 56395325529 = 439148^2 + 237477^2 .

It is a cyclic number.

It is not a de Polignac number, because 249246291433 - 2⁹ = 249246290921 is a prime.

It is not a weakly prime, because it can be changed into another prime (249246291493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124623145716 + 124623145717.

It is an arithmetic number, because the mean of its divisors is an integer number (124623145717).

Almost surely, 2^249246291433 is an apocalyptic number.

It is an amenable number.

249246291433 is a deficient number, since it is larger than the sum of its proper divisors (1).

249246291433 is an equidigital number, since it uses as much as digits as its factorization.

249246291433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 49.

The spelling of 249246291433 in words is "two hundred forty-nine billion, two hundred forty-six million, two hundred ninety-one thousand, four hundred thirty-three".