22400412079 has 2 divisors, whose sum is σ = 22400412080. Its totient is φ = 22400412078.

The previous prime is 22400411993. The next prime is 22400412101. The reversal of 22400412079 is 97021400422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22400412079 - 2²¹ = 22398314927 is a prime.

It is a super-2 number, since 2×22400412079² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22400412079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22400412179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11200206039 + 11200206040.

It is an arithmetic number, because the mean of its divisors is an integer number (11200206040).

Almost surely, 2^22400412079 is an apocalyptic number.

22400412079 is a deficient number, since it is larger than the sum of its proper divisors (1).

22400412079 is an equidigital number, since it uses as much as digits as its factorization.

22400412079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 22400412079 in words is "twenty-two billion, four hundred million, four hundred twelve thousand, seventy-nine".