23720999348 has 6 divisors (see below), whose sum is σ = 41511748866. Its totient is φ = 11860499672.

The previous prime is 23720999327. The next prime is 23720999353. The reversal of 23720999348 is 84399902732.

It can be written as a sum of positive squares in only one way, i.e., 15116210704 + 8604788644 = 122948^2 + 92762^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23720999293 and 23720999302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2965124915 + ... + 2965124922.

It is an arithmetic number, because the mean of its divisors is an integer number (6918624811).

Almost surely, 2^23720999348 is an apocalyptic number.

It is an amenable number.

23720999348 is a deficient number, since it is larger than the sum of its proper divisors (17790749518).

23720999348 is a wasteful number, since it uses less digits than its factorization.

23720999348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5930249841 (or 5930249839 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 23720999348 in words is "twenty-three billion, seven hundred twenty million, nine hundred ninety-nine thousand, three hundred forty-eight".