72277934969267 has 4 divisors (see below), whose sum is σ = 72278251923960. Its totient is φ = 72277618014576.

The previous prime is 72277934969221. The next prime is 72277934969287. The reversal of 72277934969267 is 76296943977227.

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

It is a cyclic number.

It is not a de Polignac number, because 72277934969267 - 2⁸ = 72277934969011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 72277934969191 and 72277934969200.

It is not an unprimeable number, because it can be changed into a prime (72277934969287) 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, 158135042 + ... + 158591447.

It is an arithmetic number, because the mean of its divisors is an integer number (18069562980990).

Almost surely, 2^{72277934969267} is an apocalyptic number.

72277934969267 is a deficient number, since it is larger than the sum of its proper divisors (316954693).

72277934969267 is a wasteful number, since it uses less digits than its factorization.

72277934969267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316954692.

The product of its digits is 6049137024, while the sum is 80.

The spelling of 72277934969267 in words is "seventy-two trillion, two hundred seventy-seven billion, nine hundred thirty-four million, nine hundred sixty-nine thousand, two hundred sixty-seven".