23398561359901 has 32 divisors (see below), whose sum is σ = 29236643428608. Its totient is φ = 18231472258560.

The previous prime is 23398561359839. The next prime is 23398561359937. The reversal of 23398561359901 is 10995316589332.

It is a cyclic number.

It is not a de Polignac number, because 23398561359901 - 2¹⁵ = 23398561327133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23398561359991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20246841 + ... + 21371281.

It is an arithmetic number, because the mean of its divisors is an integer number (913645107144).

Almost surely, 2^{23398561359901} is an apocalyptic number.

It is an amenable number.

23398561359901 is a deficient number, since it is larger than the sum of its proper divisors (5838082068707).

23398561359901 is a wasteful number, since it uses less digits than its factorization.

23398561359901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127941.

The product of its (nonzero) digits is 47239200, while the sum is 64.

The spelling of 23398561359901 in words is "twenty-three trillion, three hundred ninety-eight billion, five hundred sixty-one million, three hundred fifty-nine thousand, nine hundred one".