22499490841 has 2 divisors, whose sum is σ = 22499490842. Its totient is φ = 22499490840.

The previous prime is 22499490821. The next prime is 22499490943. The reversal of 22499490841 is 14809499422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22486502025 + 12988816 = 149955^2 + 3604^2 .

It is a cyclic number.

It is not a de Polignac number, because 22499490841 - 2²³ = 22491102233 is a prime.

It is not a weakly prime, because it can be changed into another prime (22499490821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11249745420 + 11249745421.

It is an arithmetic number, because the mean of its divisors is an integer number (11249745421).

Almost surely, 2^22499490841 is an apocalyptic number.

It is an amenable number.

22499490841 is a deficient number, since it is larger than the sum of its proper divisors (1).

22499490841 is an equidigital number, since it uses as much as digits as its factorization.

22499490841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The spelling of 22499490841 in words is "twenty-two billion, four hundred ninety-nine million, four hundred ninety thousand, eight hundred forty-one".