22791115240826 has 4 divisors (see below), whose sum is σ = 34186672861242. Its totient is φ = 11395557620412.

The previous prime is 22791115240801. The next prime is 22791115240837. The reversal of 22791115240826 is 62804251119722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17944975294801 + 4846139946025 = 4236151^2 + 2201395^2 .

It is a super-2 number, since 2×22791115240826² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5697778810205 + ... + 5697778810208.

Almost surely, 2^{22791115240826} is an apocalyptic number.

22791115240826 is a deficient number, since it is larger than the sum of its proper divisors (11395557620416).

22791115240826 is a wasteful number, since it uses less digits than its factorization.

22791115240826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11395557620415.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 22791115240826 in words is "twenty-two trillion, seven hundred ninety-one billion, one hundred fifteen million, two hundred forty thousand, eight hundred twenty-six".