6972455559 has 4 divisors (see below), whose sum is σ = 9296607416. Its totient is φ = 4648303704.

The previous prime is 6972455557. The next prime is 6972455561. The reversal of 6972455559 is 9555542796.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6972455557) and next prime (6972455561).

It is not a de Polignac number, because 6972455559 - 2¹ = 6972455557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6972455499 and 6972455508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6972455557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1162075924 + ... + 1162075929.

It is an arithmetic number, because the mean of its divisors is an integer number (2324151854).

Almost surely, 2^6972455559 is an apocalyptic number.

6972455559 is a deficient number, since it is larger than the sum of its proper divisors (2324151857).

6972455559 is a wasteful number, since it uses less digits than its factorization.

6972455559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324151856.

The product of its digits is 17010000, while the sum is 57.

The square root of 6972455559 is about 83501.2308831433. The cubic root of 6972455559 is about 1910.4188074054.

The spelling of 6972455559 in words is "six billion, nine hundred seventy-two million, four hundred fifty-five thousand, five hundred fifty-nine".