23573450386 has 4 divisors (see below), whose sum is σ = 35360175582. Its totient is φ = 11786725192.

The previous prime is 23573450377. The next prime is 23573450389. The reversal of 23573450386 is 68305437532.

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., 19280711025 + 4292739361 = 138855^2 + 65519^2 .

It is not an unprimeable number, because it can be changed into a prime (23573450389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5893362595 + ... + 5893362598.

Almost surely, 2^23573450386 is an apocalyptic number.

23573450386 is a deficient number, since it is larger than the sum of its proper divisors (11786725196).

23573450386 is a wasteful number, since it uses less digits than its factorization.

23573450386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11786725195.

The product of its (nonzero) digits is 1814400, while the sum is 46.

The spelling of 23573450386 in words is "twenty-three billion, five hundred seventy-three million, four hundred fifty thousand, three hundred eighty-six".