10811263401 has 8 divisors (see below), whose sum is σ = 16016686560. Its totient is φ = 7207508916.

The previous prime is 10811263363. The next prime is 10811263403. The reversal of 10811263401 is 10436211801.

It is a happy number.

10811263401 is a `hidden beast` number, since 10 + 8 + 1 + 12 + 634 + 0 + 1 = 666.

It is not a de Polignac number, because 10811263401 - 2¹⁰ = 10811262377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 400417163 = 10811263401 / (1 + 0 + 8 + 1 + 1 + 2 + 6 + 3 + 4 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (10811263403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200208555 + ... + 200208608.

It is an arithmetic number, because the mean of its divisors is an integer number (2002085820).

Almost surely, 2^10811263401 is an apocalyptic number.

It is an amenable number.

10811263401 is a deficient number, since it is larger than the sum of its proper divisors (5205423159).

10811263401 is an equidigital number, since it uses as much as digits as its factorization.

10811263401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400417172 (or 400417166 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The spelling of 10811263401 in words is "ten billion, eight hundred eleven million, two hundred sixty-three thousand, four hundred one".