11964738198427 has 8 divisors (see below), whose sum is σ = 13675104953856. Its totient is φ = 10254651053352.

The previous prime is 11964738198419. The next prime is 11964738198451. The reversal of 11964738198427 is 72489183746911.

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

It is a cyclic number.

It is not a de Polignac number, because 11964738198427 - 2³ = 11964738198419 is a prime.

It is a super-3 number, since 3×11964738198427³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11964738198407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69810883 + ... + 69982060.

It is an arithmetic number, because the mean of its divisors is an integer number (1709388119232).

Almost surely, 2^{11964738198427} is an apocalyptic number.

11964738198427 is a deficient number, since it is larger than the sum of its proper divisors (1710366755429).

11964738198427 is a wasteful number, since it uses less digits than its factorization.

11964738198427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139805177.

The product of its digits is 146313216, while the sum is 70.

The spelling of 11964738198427 in words is "eleven trillion, nine hundred sixty-four billion, seven hundred thirty-eight million, one hundred ninety-eight thousand, four hundred twenty-seven".