24043423997 has 2 divisors, whose sum is σ = 24043423998. Its totient is φ = 24043423996.

The previous prime is 24043423993. The next prime is 24043424017. The reversal of 24043423997 is 79932434042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21322132441 + 2721291556 = 146021^2 + 52166^2 .

It is a cyclic number.

It is not a de Polignac number, because 24043423997 - 2² = 24043423993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24043423993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12021711998 + 12021711999.

It is an arithmetic number, because the mean of its divisors is an integer number (12021711999).

Almost surely, 2^24043423997 is an apocalyptic number.

It is an amenable number.

24043423997 is a deficient number, since it is larger than the sum of its proper divisors (1).

24043423997 is an equidigital number, since it uses as much as digits as its factorization.

24043423997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 24043423997 in words is "twenty-four billion, forty-three million, four hundred twenty-three thousand, nine hundred ninety-seven".