22546213434 has 40 divisors (see below), whose sum is σ = 50652264960. Its totient is φ = 7495761384.

The previous prime is 22546213423. The next prime is 22546213439. The reversal of 22546213434 is 43431264522.

22546213434 is a `hidden beast` number, since 2 + 2 + 5 + 4 + 6 + 213 + 434 = 666.

It is a super-2 number, since 2×22546213434² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22546213439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 119644 + ... + 243735.

It is an arithmetic number, because the mean of its divisors is an integer number (1266306624).

Almost surely, 2^22546213434 is an apocalyptic number.

22546213434 is an abundant number, since it is smaller than the sum of its proper divisors (28106051526).

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

22546213434 is a wasteful number, since it uses less digits than its factorization.

22546213434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363776 (or 363767 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

Adding to 22546213434 its reverse (43431264522), we get a palindrome (65977477956).

The spelling of 22546213434 in words is "twenty-two billion, five hundred forty-six million, two hundred thirteen thousand, four hundred thirty-four".