72267503822 has 4 divisors (see below), whose sum is σ = 108401255736. Its totient is φ = 36133751910.

The previous prime is 72267503821. The next prime is 72267503881. The reversal of 72267503822 is 22830576227.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72267503821) 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, 18066875954 + ... + 18066875957.

It is an arithmetic number, because the mean of its divisors is an integer number (27100313934).

Almost surely, 2^72267503822 is an apocalyptic number.

72267503822 is a deficient number, since it is larger than the sum of its proper divisors (36133751914).

72267503822 is a wasteful number, since it uses less digits than its factorization.

72267503822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36133751913.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 72267503822 in words is "seventy-two billion, two hundred sixty-seven million, five hundred three thousand, eight hundred twenty-two".