10221766577 has 8 divisors (see below), whose sum is σ = 11238822912. Its totient is φ = 9219344400.

The previous prime is 10221766567. The next prime is 10221766591. The reversal of 10221766577 is 77566712201.

10221766577 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10221766577 - 2¹⁶ = 10221701041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10221766567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3657074 + ... + 3659867.

It is an arithmetic number, because the mean of its divisors is an integer number (1404852864).

Almost surely, 2^10221766577 is an apocalyptic number.

It is an amenable number.

10221766577 is a deficient number, since it is larger than the sum of its proper divisors (1017056335).

10221766577 is a wasteful number, since it uses less digits than its factorization.

10221766577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7317079.

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 10221766577 in words is "ten billion, two hundred twenty-one million, seven hundred sixty-six thousand, five hundred seventy-seven".