3992653820745 has 32 divisors (see below), whose sum is σ = 7109901216000. Its totient is φ = 2125860377472.

The previous prime is 3992653820713. The next prime is 3992653820777. The reversal of 3992653820745 is 5470283562993.

3992653820745 is a `hidden beast` number, since 3 + 9 + 9 + 2 + 6 + 538 + 20 + 74 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (3992653820713) and next prime (3992653820777).

It is not a de Polignac number, because 3992653820745 - 2⁵ = 3992653820713 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24606292 + ... + 24768021.

It is an arithmetic number, because the mean of its divisors is an integer number (222184413000).

Almost surely, 2^{3992653820745} is an apocalyptic number.

It is an amenable number.

3992653820745 is a deficient number, since it is larger than the sum of its proper divisors (3117247395255).

3992653820745 is a wasteful number, since it uses less digits than its factorization.

3992653820745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49374926 (or 49374920 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 63.

The spelling of 3992653820745 in words is "three trillion, nine hundred ninety-two billion, six hundred fifty-three million, eight hundred twenty thousand, seven hundred forty-five".