15696875442 has 8 divisors (see below), whose sum is σ = 31393750896. Its totient is φ = 5232291812.

The previous prime is 15696875407. The next prime is 15696875459. The reversal of 15696875442 is 24457869651.

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

15696875442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1308072948 + ... + 1308072959.

It is an arithmetic number, because the mean of its divisors is an integer number (3924218862).

Almost surely, 2^15696875442 is an apocalyptic number.

15696875442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15696875442 is a wasteful number, since it uses less digits than its factorization.

15696875442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2616145912.

The product of its digits is 14515200, while the sum is 57.

The spelling of 15696875442 in words is "fifteen billion, six hundred ninety-six million, eight hundred seventy-five thousand, four hundred forty-two".