11796758919 has 32 divisors (see below), whose sum is σ = 19300884480. Its totient is φ = 7149536280.

The previous prime is 11796758863. The next prime is 11796758923. The reversal of 11796758919 is 91985769711.

It is a happy number.

It is not a de Polignac number, because 11796758919 - 2⁸ = 11796758663 is a prime.

It is a super-2 number, since 2×11796758919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11796758999) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221127 + ... + 269240.

It is an arithmetic number, because the mean of its divisors is an integer number (603152640).

Almost surely, 2^11796758919 is an apocalyptic number.

11796758919 is a deficient number, since it is larger than the sum of its proper divisors (7504125561).

11796758919 is an frugal number, since it uses more digits than its factorization.

11796758919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490399 (or 490381 counting only the distinct ones).

The product of its digits is 8573040, while the sum is 63.

The spelling of 11796758919 in words is "eleven billion, seven hundred ninety-six million, seven hundred fifty-eight thousand, nine hundred nineteen".