2249642469422 has 24 divisors (see below), whose sum is σ = 3585436363056. Its totient is φ = 1058419473408.

The previous prime is 2249642469421. The next prime is 2249642469449.

2249642469422 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2249642469422² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249642469421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2177303 + ... + 3039725.

It is an arithmetic number, because the mean of its divisors is an integer number (149393181794).

Almost surely, 2^{2249642469422} is an apocalyptic number.

2249642469422 is a deficient number, since it is larger than the sum of its proper divisors (1335793893634).

2249642469422 is a wasteful number, since it uses less digits than its factorization.

2249642469422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866972 (or 866955 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 56.

The spelling of 2249642469422 in words is "two trillion, two hundred forty-nine billion, six hundred forty-two million, four hundred sixty-nine thousand, four hundred twenty-two".