11748911078 has 8 divisors (see below), whose sum is σ = 17624854368. Its totient is φ = 5873959624.

The previous prime is 11748911071. The next prime is 11748911101. The reversal of 11748911078 is 87011984711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11748911078² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11748911071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217601 + ... + 266172.

It is an arithmetic number, because the mean of its divisors is an integer number (2203106796).

Almost surely, 2^11748911078 is an apocalyptic number.

11748911078 is a deficient number, since it is larger than the sum of its proper divisors (5875943290).

11748911078 is a wasteful number, since it uses less digits than its factorization.

11748911078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495918.

The product of its (nonzero) digits is 112896, while the sum is 47.

The spelling of 11748911078 in words is "eleven billion, seven hundred forty-eight million, nine hundred eleven thousand, seventy-eight".