23522020538885 has 16 divisors (see below), whose sum is σ = 30793415120640. Its totient is φ = 17106395211840.

The previous prime is 23522020538873. The next prime is 23522020538903. The reversal of 23522020538885 is 58883502022532.

It is a happy number.

It is not a de Polignac number, because 23522020538885 - 2⁴ = 23522020538869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4810397 + ... + 8377586.

It is an arithmetic number, because the mean of its divisors is an integer number (1924588445040).

Almost surely, 2^{23522020538885} is an apocalyptic number.

It is an amenable number.

23522020538885 is a deficient number, since it is larger than the sum of its proper divisors (7271394581755).

23522020538885 is a wasteful number, since it uses less digits than its factorization.

23522020538885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13220428.

The product of its (nonzero) digits is 9216000, while the sum is 53.

The spelling of 23522020538885 in words is "twenty-three trillion, five hundred twenty-two billion, twenty million, five hundred thirty-eight thousand, eight hundred eighty-five".