22154041434 has 32 divisors (see below), whose sum is σ = 51872881536. Its totient is φ = 6175342080.

The previous prime is 22154041421. The next prime is 22154041457. The reversal of 22154041434 is 43414045122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6430927 + ... + 6434370.

It is an arithmetic number, because the mean of its divisors is an integer number (1621027548).

Almost surely, 2^22154041434 is an apocalyptic number.

22154041434 is an abundant number, since it is smaller than the sum of its proper divisors (29718840102).

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

22154041434 is a wasteful number, since it uses less digits than its factorization.

22154041434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12865350.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 22154041434 its reverse (43414045122), we get a palindrome (65568086556).

The spelling of 22154041434 in words is "twenty-two billion, one hundred fifty-four million, forty-one thousand, four hundred thirty-four".