13920363801 has 12 divisors (see below), whose sum is σ = 20121983700. Its totient is φ = 9273415680.

The previous prime is 13920363799. The next prime is 13920363869. The reversal of 13920363801 is 10836302931.

13920363801 is a `hidden beast` number, since 13 + 9 + 2 + 0 + 3 + 638 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 792704025 + 13127659776 = 28155^2 + 114576^2 .

It is not a de Polignac number, because 13920363801 - 2¹ = 13920363799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13920363881) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 555976 + ... + 580473.

It is an arithmetic number, because the mean of its divisors is an integer number (1676831975).

Almost surely, 2^13920363801 is an apocalyptic number.

It is an amenable number.

13920363801 is a deficient number, since it is larger than the sum of its proper divisors (6201619899).

13920363801 is a wasteful number, since it uses less digits than its factorization.

13920363801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137816 (or 1137813 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 13920363801 in words is "thirteen billion, nine hundred twenty million, three hundred sixty-three thousand, eight hundred one".