22138057535 has 8 divisors (see below), whose sum is σ = 28980729936. Its totient is φ = 16100405440.

The previous prime is 22138057531. The next prime is 22138057549. The reversal of 22138057535 is 53575083122.

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

It is not a de Polignac number, because 22138057535 - 2² = 22138057531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22138057492 and 22138057501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22138057531) 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, 201255014 + ... + 201255123.

It is an arithmetic number, because the mean of its divisors is an integer number (3622591242).

Almost surely, 2^22138057535 is an apocalyptic number.

22138057535 is a deficient number, since it is larger than the sum of its proper divisors (6842672401).

22138057535 is a wasteful number, since it uses less digits than its factorization.

22138057535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402510153.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 22138057535 in words is "twenty-two billion, one hundred thirty-eight million, fifty-seven thousand, five hundred thirty-five".