23523315982 has 16 divisors (see below), whose sum is σ = 35471952000. Its totient is φ = 11699364600.

The previous prime is 23523315979. The next prime is 23523316001. The reversal of 23523315982 is 28951332532.

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, 2243869 + ... + 2254327.

It is an arithmetic number, because the mean of its divisors is an integer number (2216997000).

Almost surely, 2^23523315982 is an apocalyptic number.

23523315982 is a deficient number, since it is larger than the sum of its proper divisors (11948636018).

23523315982 is a wasteful number, since it uses less digits than its factorization.

23523315982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16311.

The product of its digits is 388800, while the sum is 43.

The spelling of 23523315982 in words is "twenty-three billion, five hundred twenty-three million, three hundred fifteen thousand, nine hundred eighty-two".