240647264999 has 2 divisors, whose sum is σ = 240647265000. Its totient is φ = 240647264998.

The previous prime is 240647264987. The next prime is 240647265043. The reversal of 240647264999 is 999462746042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240647264999 - 2²⁰ = 240646216423 is a prime.

It is a super-2 number, since 2×240647264999² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240647204999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120323632499 + 120323632500.

It is an arithmetic number, because the mean of its divisors is an integer number (120323632500).

Almost surely, 2^240647264999 is an apocalyptic number.

240647264999 is a deficient number, since it is larger than the sum of its proper divisors (1).

240647264999 is an equidigital number, since it uses as much as digits as its factorization.

240647264999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47029248, while the sum is 62.

The spelling of 240647264999 in words is "two hundred forty billion, six hundred forty-seven million, two hundred sixty-four thousand, nine hundred ninety-nine".