21922768760194 has 8 divisors (see below), whose sum is σ = 32970012549120. Its totient is φ = 10932764577156.

The previous prime is 21922768760183. The next prime is 21922768760281. The reversal of 21922768760194 is 49106786722912.

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

It is a super-2 number, since 2×21922768760194² (a number of 27 digits) contains 22 as substring.

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, 14309900514 + ... + 14309902045.

It is an arithmetic number, because the mean of its divisors is an integer number (4121251568640).

Almost surely, 2^{21922768760194} is an apocalyptic number.

21922768760194 is a deficient number, since it is larger than the sum of its proper divisors (11047243788926).

21922768760194 is a wasteful number, since it uses less digits than its factorization.

21922768760194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28619802944.

The product of its (nonzero) digits is 36578304, while the sum is 64.

The spelling of 21922768760194 in words is "twenty-one trillion, nine hundred twenty-two billion, seven hundred sixty-eight million, seven hundred sixty thousand, one hundred ninety-four".