20922447360192 has 112 divisors (see below), whose sum is σ = 63270445935360. Its totient is φ = 5977374354432.

The previous prime is 20922447360187. The next prime is 20922447360197. The reversal of 20922447360192 is 29106374422902.

It is an interprime number because it is at equal distance from previous prime (20922447360187) and next prime (20922447360197).

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (20922447360197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16757859 + ... + 17963037.

Almost surely, 2^{20922447360192} is an apocalyptic number.

It is an amenable number.

20922447360192 is an abundant number, since it is smaller than the sum of its proper divisors (42347998575168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20922447360192 is a wasteful number, since it uses less digits than its factorization.

20922447360192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218118 (or 1218108 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 20922447360192 in words is "twenty trillion, nine hundred twenty-two billion, four hundred forty-seven million, three hundred sixty thousand, one hundred ninety-two".