3992926378799 has 4 divisors (see below), whose sum is σ = 3993020454336. Its totient is φ = 3992832303264.

The previous prime is 3992926378789. The next prime is 3992926378817. The reversal of 3992926378799 is 9978736292993.

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

It is a cyclic number.

It is not a de Polignac number, because 3992926378799 - 2²⁰ = 3992925330223 is a prime.

It is a super-2 number, since 2×3992926378799² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992926378789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46974074 + ... + 47058999.

It is an arithmetic number, because the mean of its divisors is an integer number (998255113584).

Almost surely, 2^{3992926378799} is an apocalyptic number.

3992926378799 is a deficient number, since it is larger than the sum of its proper divisors (94075537).

3992926378799 is an equidigital number, since it uses as much as digits as its factorization.

3992926378799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94075536.

The product of its digits is 4999796928, while the sum is 83.

The spelling of 3992926378799 in words is "three trillion, nine hundred ninety-two billion, nine hundred twenty-six million, three hundred seventy-eight thousand, seven hundred ninety-nine".