22546413340 has 24 divisors (see below), whose sum is σ = 51651783792. Its totient is φ = 8198695680.

The previous prime is 22546413317. The next prime is 22546413349. The reversal of 22546413340 is 4331464522.

It is a junction number, because it is equal to n+sod(n) for n = 22546413296 and 22546413305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22546413349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51241629 + ... + 51242068.

It is an arithmetic number, because the mean of its divisors is an integer number (2152157658).

Almost surely, 2^22546413340 is an apocalyptic number.

22546413340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22546413340 is an abundant number, since it is smaller than the sum of its proper divisors (29105370452).

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

22546413340 is a wasteful number, since it uses less digits than its factorization.

22546413340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102483717 (or 102483715 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 22546413340 its reverse (4331464522), we get a palindrome (26877877862).

The spelling of 22546413340 in words is "twenty-two billion, five hundred forty-six million, four hundred thirteen thousand, three hundred forty".