15668451196 has 6 divisors (see below), whose sum is σ = 27419789600. Its totient is φ = 7834225596.

The previous prime is 15668451193. The next prime is 15668451229. The reversal of 15668451196 is 69115486651.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15668451191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1958556396 + ... + 1958556403.

Almost surely, 2^15668451196 is an apocalyptic number.

It is an amenable number.

15668451196 is a deficient number, since it is larger than the sum of its proper divisors (11751338404).

15668451196 is a wasteful number, since it uses less digits than its factorization.

15668451196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3917112803 (or 3917112801 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 52.

The spelling of 15668451196 in words is "fifteen billion, six hundred sixty-eight million, four hundred fifty-one thousand, one hundred ninety-six".