23305775516 has 12 divisors (see below), whose sum is σ = 42931691880. Its totient is φ = 11039577840.

The previous prime is 23305775503. The next prime is 23305775551. The reversal of 23305775516 is 61557750332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153327395 + ... + 153327546.

It is an arithmetic number, because the mean of its divisors is an integer number (3577640990).

Almost surely, 2^23305775516 is an apocalyptic number.

It is an amenable number.

23305775516 is a deficient number, since it is larger than the sum of its proper divisors (19625916364).

23305775516 is a wasteful number, since it uses less digits than its factorization.

23305775516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306654964 (or 306654962 counting only the distinct ones).

The product of its (nonzero) digits is 661500, while the sum is 44.

The spelling of 23305775516 in words is "twenty-three billion, three hundred five million, seven hundred seventy-five thousand, five hundred sixteen".