72022166510662 has 32 divisors (see below), whose sum is σ = 110924519378400. Its totient is φ = 35062966575360.

The previous prime is 72022166510647. The next prime is 72022166510719. The reversal of 72022166510662 is 26601566122027.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6609789 + ... + 13701592.

It is an arithmetic number, because the mean of its divisors is an integer number (3466391230575).

Almost surely, 2^{72022166510662} is an apocalyptic number.

72022166510662 is a deficient number, since it is larger than the sum of its proper divisors (38902352867738).

72022166510662 is a wasteful number, since it uses less digits than its factorization.

72022166510662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20311768.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 72022166510662 in words is "seventy-two trillion, twenty-two billion, one hundred sixty-six million, five hundred ten thousand, six hundred sixty-two".