3713778363321 has 96 divisors (see below), whose sum is σ = 5977934307072. Its totient is φ = 2207071825920.

The previous prime is 3713778363319. The next prime is 3713778363367. The reversal of 3713778363321 is 1233638773173.

It is not a de Polignac number, because 3713778363321 - 2¹ = 3713778363319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3713778363301) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 961369636 + ... + 961373498.

It is an arithmetic number, because the mean of its divisors is an integer number (62270149032).

Almost surely, 2^{3713778363321} is an apocalyptic number.

It is an amenable number.

3713778363321 is a deficient number, since it is larger than the sum of its proper divisors (2264155943751).

3713778363321 is a wasteful number, since it uses less digits than its factorization.

3713778363321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903 (or 5900 counting only the distinct ones).

The product of its digits is 8001504, while the sum is 54.

The spelling of 3713778363321 in words is "three trillion, seven hundred thirteen billion, seven hundred seventy-eight million, three hundred sixty-three thousand, three hundred twenty-one".