23420520115352 has 32 divisors (see below), whose sum is σ = 43941473817600. Its totient is φ = 11702795648544.

The previous prime is 23420520115309. The next prime is 23420520115393. The reversal of 23420520115352 is 25351102502432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102870299 + ... + 103097717.

It is an arithmetic number, because the mean of its divisors is an integer number (1373171056800).

Almost surely, 2^{23420520115352} is an apocalyptic number.

It is an amenable number.

23420520115352 is a deficient number, since it is larger than the sum of its proper divisors (20520953702248).

23420520115352 is a wasteful number, since it uses less digits than its factorization.

23420520115352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235575 (or 235571 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 23420520115352 its reverse (25351102502432), we get a palindrome (48771622617784).

The spelling of 23420520115352 in words is "twenty-three trillion, four hundred twenty billion, five hundred twenty million, one hundred fifteen thousand, three hundred fifty-two".