22004440132550 has 12 divisors (see below), whose sum is σ = 40928258646636. Its totient is φ = 8801776053000.

The previous prime is 22004440132511. The next prime is 22004440132573. The reversal of 22004440132550 is 5523104440022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220044401276 + ... + 220044401375.

It is an arithmetic number, because the mean of its divisors is an integer number (3410688220553).

Almost surely, 2^{22004440132550} is an apocalyptic number.

22004440132550 is a deficient number, since it is larger than the sum of its proper divisors (18923818514086).

22004440132550 is a wasteful number, since it uses less digits than its factorization.

22004440132550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440088802663 (or 440088802658 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 22004440132550 its reverse (5523104440022), we get a palindrome (27527544572572).

The spelling of 22004440132550 in words is "twenty-two trillion, four billion, four hundred forty million, one hundred thirty-two thousand, five hundred fifty".