23512551315401 has 8 divisors (see below), whose sum is σ = 24271282737408. Its totient is φ = 22753836270000.

The previous prime is 23512551315397. The next prime is 23512551315427. The reversal of 23512551315401 is 10451315521532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23512551315401 - 2² = 23512551315397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23512551315901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1142555 + ... + 6952016.

It is an arithmetic number, because the mean of its divisors is an integer number (3033910342176).

Almost surely, 2^{23512551315401} is an apocalyptic number.

It is an amenable number.

23512551315401 is a deficient number, since it is larger than the sum of its proper divisors (758731422007).

23512551315401 is an equidigital number, since it uses as much as digits as its factorization.

23512551315401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8188303.

The product of its (nonzero) digits is 90000, while the sum is 38.

Adding to 23512551315401 its reverse (10451315521532), we get a palindrome (33963866836933).

The spelling of 23512551315401 in words is "twenty-three trillion, five hundred twelve billion, five hundred fifty-one million, three hundred fifteen thousand, four hundred one".