23473770518 has 16 divisors (see below), whose sum is σ = 38429726400. Its totient is φ = 10664867400.

The previous prime is 23473770517. The next prime is 23473770539. The reversal of 23473770518 is 81507737432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23473770511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203468 + ... + 297231.

It is an arithmetic number, because the mean of its divisors is an integer number (2401857900).

Almost surely, 2^23473770518 is an apocalyptic number.

23473770518 is a deficient number, since it is larger than the sum of its proper divisors (14955955882).

23473770518 is a wasteful number, since it uses less digits than its factorization.

23473770518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502843.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 23473770518 in words is "twenty-three billion, four hundred seventy-three million, seven hundred seventy thousand, five hundred eighteen".