23471557601 has 2 divisors, whose sum is σ = 23471557602. Its totient is φ = 23471557600.

The previous prime is 23471557597. The next prime is 23471557639. The reversal of 23471557601 is 10675517432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12556323025 + 10915234576 = 112055^2 + 104476^2 .

It is a cyclic number.

It is not a de Polignac number, because 23471557601 - 2² = 23471557597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23471550601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11735778800 + 11735778801.

It is an arithmetic number, because the mean of its divisors is an integer number (11735778801).

Almost surely, 2^23471557601 is an apocalyptic number.

It is an amenable number.

23471557601 is a deficient number, since it is larger than the sum of its proper divisors (1).

23471557601 is an equidigital number, since it uses as much as digits as its factorization.

23471557601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 23471557601 in words is "twenty-three billion, four hundred seventy-one million, five hundred fifty-seven thousand, six hundred one".