7972943416 has 8 divisors (see below), whose sum is σ = 14949268920. Its totient is φ = 3986471704.

The previous prime is 7972943411. The next prime is 7972943417. The reversal of 7972943416 is 6143492797.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7972943411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498308956 + ... + 498308971.

It is an arithmetic number, because the mean of its divisors is an integer number (1868658615).

Almost surely, 2^7972943416 is an apocalyptic number.

It is an amenable number.

7972943416 is a deficient number, since it is larger than the sum of its proper divisors (6976325504).

7972943416 is a wasteful number, since it uses less digits than its factorization.

7972943416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996617933 (or 996617929 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 52.

The square root of 7972943416 is about 89291.3400952186. The cubic root of 7972943416 is about 1997.7427380093.

The spelling of 7972943416 in words is "seven billion, nine hundred seventy-two million, nine hundred forty-three thousand, four hundred sixteen".