22501235554 has 16 divisors (see below), whose sum is σ = 39205901376. Its totient is φ = 9485298000.

The previous prime is 22501235539. The next prime is 22501235557. The reversal of 22501235554 is 45553210522.

It is not an unprimeable number, because it can be changed into a prime (22501235557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13173172 + ... + 13174879.

It is an arithmetic number, because the mean of its divisors is an integer number (2450368836).

Almost surely, 2^22501235554 is an apocalyptic number.

22501235554 is a deficient number, since it is larger than the sum of its proper divisors (16704665822).

22501235554 is a wasteful number, since it uses less digits than its factorization.

22501235554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26348121.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 22501235554 in words is "twenty-two billion, five hundred one million, two hundred thirty-five thousand, five hundred fifty-four".