26253642162 has 32 divisors (see below), whose sum is σ = 57577492800. Its totient is φ = 7914424320.

The previous prime is 26253642139. The next prime is 26253642199. The reversal of 26253642162 is 26124635262.

It is a self number, because there is not a number n which added to its sum of digits gives 26253642162.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017787 + ... + 1043262.

It is an arithmetic number, because the mean of its divisors is an integer number (1799296650).

Almost surely, 2^26253642162 is an apocalyptic number.

26253642162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26253642162 is an abundant number, since it is smaller than the sum of its proper divisors (31323850638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26253642162 is a wasteful number, since it uses less digits than its factorization.

26253642162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061258.

The product of its digits is 207360, while the sum is 39.

The spelling of 26253642162 in words is "twenty-six billion, two hundred fifty-three million, six hundred forty-two thousand, one hundred sixty-two".