23740920946 has 4 divisors (see below), whose sum is σ = 35611381422. Its totient is φ = 11870460472.

The previous prime is 23740920911. The next prime is 23740920947. The reversal of 23740920946 is 64902904732.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14656734225 + 9084186721 = 121065^2 + 95311^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23740920896 and 23740920905.

It is not an unprimeable number, because it can be changed into a prime (23740920947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5935230235 + ... + 5935230238.

Almost surely, 2^23740920946 is an apocalyptic number.

23740920946 is a deficient number, since it is larger than the sum of its proper divisors (11870460476).

23740920946 is a wasteful number, since it uses less digits than its factorization.

23740920946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11870460475.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 23740920946 in words is "twenty-three billion, seven hundred forty million, nine hundred twenty thousand, nine hundred forty-six".