11969837763 has 16 divisors (see below), whose sum is σ = 17229505440. Its totient is φ = 7348034304.

The previous prime is 11969837741. The next prime is 11969837809. The reversal of 11969837763 is 36773896911.

It is not a de Polignac number, because 11969837763 - 2⁵ = 11969837731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11969837697 and 11969837706.

It is not an unprimeable number, because it can be changed into a prime (11969837723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359256 + ... + 391157.

It is an arithmetic number, because the mean of its divisors is an integer number (1076844090).

Almost surely, 2^11969837763 is an apocalyptic number.

11969837763 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11969837763 is a deficient number, since it is larger than the sum of its proper divisors (5259667677).

11969837763 is a wasteful number, since it uses less digits than its factorization.

11969837763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750838.

The product of its digits is 10287648, while the sum is 60.

The spelling of 11969837763 in words is "eleven billion, nine hundred sixty-nine million, eight hundred thirty-seven thousand, seven hundred sixty-three".