3807138558401 has 4 divisors (see below), whose sum is σ = 3820132205652. Its totient is φ = 3794144911152.

The previous prime is 3807138558373. The next prime is 3807138558449. The reversal of 3807138558401 is 1048558317083.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3513131692225 + 294006866176 = 1874335^2 + 542224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3807138558401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3807138558481) 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, 6496823186 + ... + 6496823771.

It is an arithmetic number, because the mean of its divisors is an integer number (955033051413).

Almost surely, 2^{3807138558401} is an apocalyptic number.

It is an amenable number.

3807138558401 is a deficient number, since it is larger than the sum of its proper divisors (12993647251).

3807138558401 is a wasteful number, since it uses less digits than its factorization.

3807138558401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12993647250.

The product of its (nonzero) digits is 3225600, while the sum is 53.

The spelling of 3807138558401 in words is "three trillion, eight hundred seven billion, one hundred thirty-eight million, five hundred fifty-eight thousand, four hundred one".