22473477546 has 64 divisors (see below), whose sum is σ = 49179680256. Its totient is φ = 6804388800.

The previous prime is 22473477493. The next prime is 22473477547. The reversal of 22473477546 is 64577437422.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22473477547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6745101 + ... + 6748431.

It is an arithmetic number, because the mean of its divisors is an integer number (768432504).

Almost surely, 2^22473477546 is an apocalyptic number.

22473477546 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22473477546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24589840128).

22473477546 is an abundant number, since it is smaller than the sum of its proper divisors (26706202710).

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

22473477546 is a wasteful number, since it uses less digits than its factorization.

22473477546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4707.

The product of its digits is 7902720, while the sum is 51.

The spelling of 22473477546 in words is "twenty-two billion, four hundred seventy-three million, four hundred seventy-seven thousand, five hundred forty-six".