3921425794801 has 16 divisors (see below), whose sum is σ = 4134911606784. Its totient is φ = 3711676654224.

The previous prime is 3921425794777. The next prime is 3921425794849. The reversal of 3921425794801 is 1084975241293.

It is a cyclic number.

It is not a de Polignac number, because 3921425794801 - 2²¹ = 3921423697649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3921425795801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 633861 + ... + 2871346.

It is an arithmetic number, because the mean of its divisors is an integer number (258431975424).

Almost surely, 2^{3921425794801} is an apocalyptic number.

It is an amenable number.

3921425794801 is a deficient number, since it is larger than the sum of its proper divisors (213485811983).

3921425794801 is a wasteful number, since it uses less digits than its factorization.

3921425794801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3505740.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 3921425794801 in words is "three trillion, nine hundred twenty-one billion, four hundred twenty-five million, seven hundred ninety-four thousand, eight hundred one".