22482480397 has 4 divisors (see below), whose sum is σ = 24211901980. Its totient is φ = 20753058816.

The previous prime is 22482480389. The next prime is 22482480407. The reversal of 22482480397 is 79308428422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13091707561 + 9390772836 = 114419^2 + 96906^2 .

It is a cyclic number.

It is not a de Polignac number, because 22482480397 - 2³ = 22482480389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22482480397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22482487397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 864710772 + ... + 864710797.

It is an arithmetic number, because the mean of its divisors is an integer number (6052975495).

Almost surely, 2^22482480397 is an apocalyptic number.

It is an amenable number.

22482480397 is a deficient number, since it is larger than the sum of its proper divisors (1729421583).

22482480397 is a wasteful number, since it uses less digits than its factorization.

22482480397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729421582.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 22482480397 in words is "twenty-two billion, four hundred eighty-two million, four hundred eighty thousand, three hundred ninety-seven".