22541144132 has 24 divisors (see below), whose sum is σ = 42514018176. Its totient is φ = 10395613728.

The previous prime is 22541144081. The next prime is 22541144147. The reversal of 22541144132 is 23144114522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22541144095 and 22541144104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97868 + ... + 233795.

It is an arithmetic number, because the mean of its divisors is an integer number (1771417424).

Almost surely, 2^22541144132 is an apocalyptic number.

It is an amenable number.

22541144132 is a deficient number, since it is larger than the sum of its proper divisors (19972874044).

22541144132 is a wasteful number, since it uses less digits than its factorization.

22541144132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332987 (or 332985 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

Adding to 22541144132 its reverse (23144114522), we get a palindrome (45685258654).

The spelling of 22541144132 in words is "twenty-two billion, five hundred forty-one million, one hundred forty-four thousand, one hundred thirty-two".