23542403511 has 16 divisors (see below), whose sum is σ = 36045786240. Its totient is φ = 13517169120.

The previous prime is 23542403497. The next prime is 23542403513. The reversal of 23542403511 is 11530424532.

It is not a de Polignac number, because 23542403511 - 2¹⁹ = 23541879223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23542403513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18773220 + ... + 18774473.

It is an arithmetic number, because the mean of its divisors is an integer number (2252861640).

Almost surely, 2^23542403511 is an apocalyptic number.

23542403511 is a deficient number, since it is larger than the sum of its proper divisors (12503382729).

23542403511 is a wasteful number, since it uses less digits than its factorization.

23542403511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37547726.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 23542403511 in words is "twenty-three billion, five hundred forty-two million, four hundred three thousand, five hundred eleven".