11680004438 has 8 divisors (see below), whose sum is σ = 17526378888. Its totient is φ = 5837878144.

The previous prime is 11680004431. The next prime is 11680004461. The reversal of 11680004438 is 83440008611.

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

It is a super-4 number, since 4×11680004438⁴ (a number of 41 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11680004398 and 11680004407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11680004431) 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, 1055156 + ... + 1066167.

It is an arithmetic number, because the mean of its divisors is an integer number (2190797361).

Almost surely, 2^11680004438 is an apocalyptic number.

11680004438 is a deficient number, since it is larger than the sum of its proper divisors (5846374450).

11680004438 is a wasteful number, since it uses less digits than its factorization.

11680004438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2124078.

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 11680004438 in words is "eleven billion, six hundred eighty million, four thousand, four hundred thirty-eight".