23404420801 has 2 divisors, whose sum is σ = 23404420802. Its totient is φ = 23404420800.

The previous prime is 23404420783. The next prime is 23404420811. The reversal of 23404420801 is 10802440432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17004420801 + 6400000000 = 130401^2 + 80000^2 .

It is a cyclic number.

It is not a de Polignac number, because 23404420801 - 2⁷ = 23404420673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23404420801.

It is not a weakly prime, because it can be changed into another prime (23404420811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11702210400 + 11702210401.

It is an arithmetic number, because the mean of its divisors is an integer number (11702210401).

Almost surely, 2^23404420801 is an apocalyptic number.

It is an amenable number.

23404420801 is a deficient number, since it is larger than the sum of its proper divisors (1).

23404420801 is an equidigital number, since it uses as much as digits as its factorization.

23404420801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 28.

The spelling of 23404420801 in words is "twenty-three billion, four hundred four million, four hundred twenty thousand, eight hundred one".