26572446422 has 4 divisors (see below), whose sum is σ = 39858669636. Its totient is φ = 13286223210.

The previous prime is 26572446403. The next prime is 26572446427. The reversal of 26572446422 is 22464427562.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26572446427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6643111604 + ... + 6643111607.

It is an arithmetic number, because the mean of its divisors is an integer number (9964667409).

Almost surely, 2^26572446422 is an apocalyptic number.

26572446422 is a deficient number, since it is larger than the sum of its proper divisors (13286223214).

26572446422 is a wasteful number, since it uses less digits than its factorization.

26572446422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13286223213.

The product of its digits is 1290240, while the sum is 44.

The spelling of 26572446422 in words is "twenty-six billion, five hundred seventy-two million, four hundred forty-six thousand, four hundred twenty-two".