23772920193 has 24 divisors (see below), whose sum is σ = 37973526240. Its totient is φ = 14210458560.

The previous prime is 23772920177. The next prime is 23772920219. The reversal of 23772920193 is 39102927732.

It is a happy number.

23772920193 is a `hidden beast` number, since 2 + 377 + 2 + 92 + 0 + 193 = 666.

It is not a de Polignac number, because 23772920193 - 2⁴ = 23772920177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23772920393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1637503 + ... + 1651956.

It is an arithmetic number, because the mean of its divisors is an integer number (1582230260).

Almost surely, 2^23772920193 is an apocalyptic number.

It is an amenable number.

23772920193 is a deficient number, since it is larger than the sum of its proper divisors (14200606047).

23772920193 is a wasteful number, since it uses less digits than its factorization.

23772920193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289549 (or 3289546 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The spelling of 23772920193 in words is "twenty-three billion, seven hundred seventy-two million, nine hundred twenty thousand, one hundred ninety-three".