394748204401 has 4 divisors (see below), whose sum is σ = 397111966272. Its totient is φ = 392384442532.

The previous prime is 394748204359. The next prime is 394748204483. The reversal of 394748204401 is 104402847493.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 394748204401 - 2¹³ = 394748196209 is a prime.

It is a super-2 number, since 2×394748204401² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (394748201401) 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, 1181880685 + ... + 1181881018.

It is an arithmetic number, because the mean of its divisors is an integer number (99277991568).

Almost surely, 2^394748204401 is an apocalyptic number.

It is an amenable number.

394748204401 is a deficient number, since it is larger than the sum of its proper divisors (2363761871).

394748204401 is a wasteful number, since it uses less digits than its factorization.

394748204401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363761870.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 394748204401 in words is "three hundred ninety-four billion, seven hundred forty-eight million, two hundred four thousand, four hundred one".