72022055667 has 8 divisors (see below), whose sum is σ = 96096897024. Its totient is φ = 47980959048.

The previous prime is 72022055663. The next prime is 72022055681. The reversal of 72022055667 is 76655022027.

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

It is not a de Polignac number, because 72022055667 - 2² = 72022055663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72022055663) 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 7 ways as a sum of consecutive naturals, for example, 8431203 + ... + 8439740.

It is an arithmetic number, because the mean of its divisors is an integer number (12012112128).

Almost surely, 2^72022055667 is an apocalyptic number.

72022055667 is a deficient number, since it is larger than the sum of its proper divisors (24074841357).

72022055667 is a wasteful number, since it uses less digits than its factorization.

72022055667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16872369.

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 72022055667 in words is "seventy-two billion, twenty-two million, fifty-five thousand, six hundred sixty-seven".