22457624747 has 8 divisors (see below), whose sum is σ = 23066799216. Its totient is φ = 21848566752.

The previous prime is 22457624719. The next prime is 22457624753. The reversal of 22457624747 is 74742675422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22457624747 - 2¹⁰ = 22457623723 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22457624695 and 22457624704.

It is not an unprimeable number, because it can be changed into a prime (22457624947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481388 + ... + 525974.

It is an arithmetic number, because the mean of its divisors is an integer number (2883349902).

Almost surely, 2^22457624747 is an apocalyptic number.

22457624747 is a deficient number, since it is larger than the sum of its proper divisors (609174469).

22457624747 is a wasteful number, since it uses less digits than its factorization.

22457624747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58237.

The product of its digits is 5268480, while the sum is 50.

The spelling of 22457624747 in words is "twenty-two billion, four hundred fifty-seven million, six hundred twenty-four thousand, seven hundred forty-seven".