22035315523550 has 48 divisors (see below), whose sum is σ = 47182688641440. Its totient is φ = 7499819573760.

The previous prime is 22035315523513. The next prime is 22035315523561. The reversal of 22035315523550 is 5532551353022.

It is a super-2 number, since 2×22035315523550² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22035315523498 and 22035315523507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 229725935 + ... + 229821834.

It is an arithmetic number, because the mean of its divisors is an integer number (982972680030).

Almost surely, 2^{22035315523550} is an apocalyptic number.

22035315523550 is an abundant number, since it is smaller than the sum of its proper divisors (25147373117890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22035315523550 is a wasteful number, since it uses less digits than its factorization.

22035315523550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459547925 (or 459547920 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 41.

Adding to 22035315523550 its reverse (5532551353022), we get a palindrome (27567866876572).

The spelling of 22035315523550 in words is "twenty-two trillion, thirty-five billion, three hundred fifteen million, five hundred twenty-three thousand, five hundred fifty".