11671888373 has 6 divisors (see below), whose sum is σ = 12398857506. Its totient is φ = 10985306432.

The previous prime is 11671888279. The next prime is 11671888381. The reversal of 11671888373 is 37388817611.

It can be written as a sum of positive squares in 3 ways, for example, as 7187309284 + 4484579089 = 84778^2 + 66967^2 .

It is not a de Polignac number, because 11671888373 - 2²² = 11667694069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11671888073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20193290 + ... + 20193867.

It is an arithmetic number, because the mean of its divisors is an integer number (2066476251).

Almost surely, 2^11671888373 is an apocalyptic number.

It is an amenable number.

11671888373 is a deficient number, since it is larger than the sum of its proper divisors (726969133).

11671888373 is an equidigital number, since it uses as much as digits as its factorization.

11671888373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40387191 (or 40387174 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 53.

The spelling of 11671888373 in words is "eleven billion, six hundred seventy-one million, eight hundred eighty-eight thousand, three hundred seventy-three".