11719395966 has 64 divisors (see below), whose sum is σ = 25349345280. Its totient is φ = 3599861760.

The previous prime is 11719395943. The next prime is 11719395967. The reversal of 11719395966 is 66959391711.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11719395967) 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, 1646371 + ... + 1653473.

It is an arithmetic number, because the mean of its divisors is an integer number (396083520).

Almost surely, 2^11719395966 is an apocalyptic number.

11719395966 is an abundant number, since it is smaller than the sum of its proper divisors (13629949314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11719395966 is a wasteful number, since it uses less digits than its factorization.

11719395966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7521.

The product of its digits is 2755620, while the sum is 57.

The spelling of 11719395966 in words is "eleven billion, seven hundred nineteen million, three hundred ninety-five thousand, nine hundred sixty-six".