22720475503 has 64 divisors (see below), whose sum is σ = 27902029824. Its totient is φ = 18247680000.

The previous prime is 22720475483. The next prime is 22720475507. The reversal of 22720475503 is 30557402722.

It is not a de Polignac number, because 22720475503 - 2⁹ = 22720474991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22720475507) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83839258 + ... + 83839528.

It is an arithmetic number, because the mean of its divisors is an integer number (435969216).

Almost surely, 2^22720475503 is an apocalyptic number.

22720475503 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22720475503 is a deficient number, since it is larger than the sum of its proper divisors (5181554321).

22720475503 is a wasteful number, since it uses less digits than its factorization.

22720475503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616.

The product of its (nonzero) digits is 117600, while the sum is 37.

The spelling of 22720475503 in words is "twenty-two billion, seven hundred twenty million, four hundred seventy-five thousand, five hundred three".