72380818886 has 8 divisors (see below), whose sum is σ = 108893399160. Its totient is φ = 36083019168.

The previous prime is 72380818883. The next prime is 72380818889. The reversal of 72380818886 is 68881808327.

It is an interprime number because it is at equal distance from previous prime (72380818883) and next prime (72380818889).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72380818883) 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 in 3 ways as a sum of consecutive naturals, for example, 53694296 + ... + 53695643.

It is an arithmetic number, because the mean of its divisors is an integer number (13611674895).

Almost surely, 2^72380818886 is an apocalyptic number.

72380818886 is a deficient number, since it is larger than the sum of its proper divisors (36512580274).

72380818886 is a wasteful number, since it uses less digits than its factorization.

72380818886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107390278.

The product of its (nonzero) digits is 8257536, while the sum is 59.

The spelling of 72380818886 in words is "seventy-two billion, three hundred eighty million, eight hundred eighteen thousand, eight hundred eighty-six".