3923077777321 has 8 divisors (see below), whose sum is σ = 4007232561024. Its totient is φ = 3838951537200.

The previous prime is 3923077777319. The next prime is 3923077777343. The reversal of 3923077777321 is 1237777703293.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3923077777321 - 2¹ = 3923077777319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3923077771321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6857950 + ... + 7407943.

It is an arithmetic number, because the mean of its divisors is an integer number (500904070128).

Almost surely, 2^{3923077777321} is an apocalyptic number.

It is an amenable number.

3923077777321 is a deficient number, since it is larger than the sum of its proper divisors (84154783703).

3923077777321 is a wasteful number, since it uses less digits than its factorization.

3923077777321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14271791.

The product of its (nonzero) digits is 16336404, while the sum is 58.

The spelling of 3923077777321 in words is "three trillion, nine hundred twenty-three billion, seventy-seven million, seven hundred seventy-seven thousand, three hundred twenty-one".