22445153400401 has 4 divisors (see below), whose sum is σ = 23626477263600. Its totient is φ = 21263829537204.

The previous prime is 22445153400343. The next prime is 22445153400407. The reversal of 22445153400401 is 10400435154422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22445153400401 is a prime.

It is a super-2 number, since 2×22445153400401² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22445153400407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590661931571 + ... + 590661931608.

It is an arithmetic number, because the mean of its divisors is an integer number (5906619315900).

Almost surely, 2^{22445153400401} is an apocalyptic number.

It is an amenable number.

22445153400401 is a deficient number, since it is larger than the sum of its proper divisors (1181323863199).

22445153400401 is a wasteful number, since it uses less digits than its factorization.

22445153400401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181323863198.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 22445153400401 its reverse (10400435154422), we get a palindrome (32845588554823).

The spelling of 22445153400401 in words is "twenty-two trillion, four hundred forty-five billion, one hundred fifty-three million, four hundred thousand, four hundred one".