12022157377658 has 8 divisors (see below), whose sum is σ = 18033451427028. Its totient is φ = 6011006901984.

The previous prime is 12022157377639. The next prime is 12022157377669. The reversal of 12022157377658 is 85677375122021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11893690330729 + 128467046929 = 3448723^2 + 358423^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35683841 + ... + 36019172.

Almost surely, 2^{12022157377658} is an apocalyptic number.

12022157377658 is a deficient number, since it is larger than the sum of its proper divisors (6011294049370).

12022157377658 is an equidigital number, since it uses as much as digits as its factorization.

12022157377658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71786848.

The product of its (nonzero) digits is 9878400, while the sum is 56.

The spelling of 12022157377658 in words is "twelve trillion, twenty-two billion, one hundred fifty-seven million, three hundred seventy-seven thousand, six hundred fifty-eight".