23385605790 has 64 divisors (see below), whose sum is σ = 59454238464. Its totient is φ = 5866633728.

The previous prime is 23385605779. The next prime is 23385605791. The reversal of 23385605790 is 9750658332.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23385605791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1248877 + ... + 1267463.

It is an arithmetic number, because the mean of its divisors is an integer number (928972476).

Almost surely, 2^23385605790 is an apocalyptic number.

23385605790 is an abundant number, since it is smaller than the sum of its proper divisors (36068632674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23385605790 is a wasteful number, since it uses less digits than its factorization.

23385605790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21081.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 23385605790 in words is "twenty-three billion, three hundred eighty-five million, six hundred five thousand, seven hundred ninety".