22672547520 has 112 divisors (see below), whose sum is σ = 82268982528. Its totient is φ = 5182295040.

The previous prime is 22672547497. The next prime is 22672547537. The reversal of 22672547520 is 2574527622.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×22672547520² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1680226 + ... + 1693665.

Almost surely, 2^22672547520 is an apocalyptic number.

22672547520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22672547520 is an abundant number, since it is smaller than the sum of its proper divisors (59596435008).

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

22672547520 is a wasteful number, since it uses less digits than its factorization.

22672547520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373918 (or 3373908 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 42.

The spelling of 22672547520 in words is "twenty-two billion, six hundred seventy-two million, five hundred forty-seven thousand, five hundred twenty".