11994396875 has 48 divisors (see below), whose sum is σ = 15414325920. Its totient is φ = 9328800000.

The previous prime is 11994396871. The next prime is 11994396889. The reversal of 11994396875 is 57869349911.

It is not a de Polignac number, because 11994396875 - 2² = 11994396871 is a prime.

It is a super-3 number, since 3×11994396875³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11994396871) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23021615 + ... + 23022135.

It is an arithmetic number, because the mean of its divisors is an integer number (321131790).

Almost surely, 2^11994396875 is an apocalyptic number.

11994396875 is a deficient number, since it is larger than the sum of its proper divisors (3419929045).

11994396875 is an frugal number, since it uses more digits than its factorization.

11994396875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 718 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 62.

The spelling of 11994396875 in words is "eleven billion, nine hundred ninety-four million, three hundred ninety-six thousand, eight hundred seventy-five".