11949663074 has 8 divisors (see below), whose sum is σ = 17935938048. Its totient is φ = 5971017060.

The previous prime is 11949663067. The next prime is 11949663139. The reversal of 11949663074 is 47036694911.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1903322 + ... + 1909589.

It is an arithmetic number, because the mean of its divisors is an integer number (2241992256).

Almost surely, 2^11949663074 is an apocalyptic number.

11949663074 is a deficient number, since it is larger than the sum of its proper divisors (5986274974).

11949663074 is a wasteful number, since it uses less digits than its factorization.

11949663074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814480.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 11949663074 in words is "eleven billion, nine hundred forty-nine million, six hundred sixty-three thousand, seventy-four".