23739420516 has 24 divisors (see below), whose sum is σ = 63305121600. Its totient is φ = 6782691552.

The previous prime is 23739420479. The next prime is 23739420539. The reversal of 23739420516 is 61502493732.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 141305991 + ... + 141306158.

It is an arithmetic number, because the mean of its divisors is an integer number (2637713400).

Almost surely, 2^23739420516 is an apocalyptic number.

It is an amenable number.

23739420516 is an abundant number, since it is smaller than the sum of its proper divisors (39565701084).

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

23739420516 is a wasteful number, since it uses less digits than its factorization.

23739420516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282612163 (or 282612161 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 23739420516 in words is "twenty-three billion, seven hundred thirty-nine million, four hundred twenty thousand, five hundred sixteen".