22134042400550 has 48 divisors (see below), whose sum is σ = 43591598878752. Its totient is φ = 8332709798400.

The previous prime is 22134042400541. The next prime is 22134042400643. The reversal of 22134042400550 is 5500424043122.

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, 108232895 + ... + 108437205.

It is an arithmetic number, because the mean of its divisors is an integer number (908158309974).

Almost surely, 2^{22134042400550} is an apocalyptic number.

22134042400550 is a deficient number, since it is larger than the sum of its proper divisors (21457556478202).

22134042400550 is a wasteful number, since it uses less digits than its factorization.

22134042400550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331793 (or 331788 counting only the distinct ones).

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

Adding to 22134042400550 its reverse (5500424043122), we get a palindrome (27634466443672).

The spelling of 22134042400550 in words is "twenty-two trillion, one hundred thirty-four billion, forty-two million, four hundred thousand, five hundred fifty".