922937610661 has 32 divisors (see below), whose sum is σ = 1071622569600. Its totient is φ = 786060288000.

The previous prime is 922937610641. The next prime is 922937610691. The reversal of 922937610661 is 166016739229.

It is a happy number.

It is a 10-Lehmer number, since φ(922937610661) divides (922937610661-1)¹⁰.

It is a cyclic number.

It is not a de Polignac number, because 922937610661 - 2⁵ = 922937610629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 922937610599 and 922937610608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922937610631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11830021 + ... + 11907781.

It is an arithmetic number, because the mean of its divisors is an integer number (33488205300).

Almost surely, 2^922937610661 is an apocalyptic number.

922937610661 is the 429637-th centered decagonal number.

It is an amenable number.

922937610661 is a deficient number, since it is larger than the sum of its proper divisors (148684958939).

922937610661 is a wasteful number, since it uses less digits than its factorization.

922937610661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78421.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 922937610661 in words is "nine hundred twenty-two billion, nine hundred thirty-seven million, six hundred ten thousand, six hundred sixty-one".