7972943415 has 8 divisors (see below), whose sum is σ = 12756709488. Its totient is φ = 4252236480.

The previous prime is 7972943411. The next prime is 7972943417. The reversal of 7972943415 is 5143492797.

It is a happy number.

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

It is not a de Polignac number, because 7972943415 - 2² = 7972943411 is a prime.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265764766 + ... + 265764795.

It is an arithmetic number, because the mean of its divisors is an integer number (1594588686).

Almost surely, 2^7972943415 is an apocalyptic number.

7972943415 is a deficient number, since it is larger than the sum of its proper divisors (4783766073).

7972943415 is a wasteful number, since it uses less digits than its factorization.

7972943415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531529569.

The product of its digits is 1905120, while the sum is 51.

The square root of 7972943415 is about 89291.3400896190. The cubic root of 7972943415 is about 1997.7427379257.

The spelling of 7972943415 in words is "seven billion, nine hundred seventy-two million, nine hundred forty-three thousand, four hundred fifteen".