7819742140216 has 16 divisors (see below), whose sum is σ = 15058287230040. Its totient is φ = 3804198878880.

The previous prime is 7819742140193. The next prime is 7819742140237. The reversal of 7819742140216 is 6120412479187.

It is a super-2 number, since 2×7819742140216² (a number of 27 digits) contains 22 as substring.

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, 13209023590 + ... + 13209024181.

Almost surely, 2^{7819742140216} is an apocalyptic number.

It is an amenable number.

7819742140216 is a deficient number, since it is larger than the sum of its proper divisors (7238545089824).

7819742140216 is a wasteful number, since it uses less digits than its factorization.

7819742140216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26418047814 (or 26418047810 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 52.

The spelling of 7819742140216 in words is "seven trillion, eight hundred nineteen billion, seven hundred forty-two million, one hundred forty thousand, two hundred sixteen".