22430135250550 has 24 divisors (see below), whose sum is σ = 41720849210376. Its totient is φ = 8971882563840.

The previous prime is 22430135250493. The next prime is 22430135250553. The reversal of 22430135250550 is 5505253103422.

It is a super-2 number, since 2×22430135250550² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22430135250553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1630747 + ... + 6893446.

It is an arithmetic number, because the mean of its divisors is an integer number (1738368717099).

Almost surely, 2^{22430135250550} is an apocalyptic number.

22430135250550 is a deficient number, since it is larger than the sum of its proper divisors (19290713959826).

22430135250550 is a wasteful number, since it uses less digits than its factorization.

22430135250550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8576832 (or 8576827 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 22430135250550 its reverse (5505253103422), we get a palindrome (27935388353972).

The spelling of 22430135250550 in words is "twenty-two trillion, four hundred thirty billion, one hundred thirty-five million, two hundred fifty thousand, five hundred fifty".