22031777810673 has 6 divisors (see below), whose sum is σ = 31823679059874. Its totient is φ = 14687851873776.

The previous prime is 22031777810659. The next prime is 22031777810689. The reversal of 22031777810673 is 37601877713022.

It can be written as a sum of positive squares in only one way, i.e., 21967003488609 + 64774322064 = 4686897^2 + 254508^2 .

It is not a de Polignac number, because 22031777810673 - 2⁴ = 22031777810657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22031777010673) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223987656140 + ... + 1223987656157.

It is an arithmetic number, because the mean of its divisors is an integer number (5303946509979).

Almost surely, 2^{22031777810673} is an apocalyptic number.

It is an amenable number.

22031777810673 is a deficient number, since it is larger than the sum of its proper divisors (9791901249201).

22031777810673 is a wasteful number, since it uses less digits than its factorization.

22031777810673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447975312303 (or 2447975312300 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 54.

The spelling of 22031777810673 in words is "twenty-two trillion, thirty-one billion, seven hundred seventy-seven million, eight hundred ten thousand, six hundred seventy-three".