90772141567766 has 8 divisors (see below), whose sum is σ = 136195856325000. Its totient is φ = 45373522792768.

The previous prime is 90772141567697. The next prime is 90772141567787. The reversal of 90772141567766 is 66776514127709.

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

It is a junction number, because it is equal to n+sod(n) for n = 90772141567696 and 90772141567705.

It is a congruent number.

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, 6273986516 + ... + 6274000983.

It is an arithmetic number, because the mean of its divisors is an integer number (17024482040625).

Almost surely, 2^{90772141567766} is an apocalyptic number.

90772141567766 is a deficient number, since it is larger than the sum of its proper divisors (45423714757234).

90772141567766 is a wasteful number, since it uses less digits than its factorization.

90772141567766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12547991118.

The product of its (nonzero) digits is 186701760, while the sum is 68.

The spelling of 90772141567766 in words is "ninety trillion, seven hundred seventy-two billion, one hundred forty-one million, five hundred sixty-seven thousand, seven hundred sixty-six".