15970985486 has 8 divisors (see below), whose sum is σ = 23966960160. Its totient is φ = 7981998768.

The previous prime is 15970985377. The next prime is 15970985507. The reversal of 15970985486 is 68458907951.

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

It is a congruent 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, 1741271 + ... + 1750418.

It is an arithmetic number, because the mean of its divisors is an integer number (2995870020).

Almost surely, 2^15970985486 is an apocalyptic number.

15970985486 is a deficient number, since it is larger than the sum of its proper divisors (7995974674).

15970985486 is a wasteful number, since it uses less digits than its factorization.

15970985486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493978.

The product of its (nonzero) digits is 21772800, while the sum is 62.

The spelling of 15970985486 in words is "fifteen billion, nine hundred seventy million, nine hundred eighty-five thousand, four hundred eighty-six".