26365612120 has 32 divisors (see below), whose sum is σ = 62812195200. Its totient is φ = 9925877248.

The previous prime is 26365612109. The next prime is 26365612129. The reversal of 26365612120 is 2121656362.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26365612129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19385800 + ... + 19387159.

It is an arithmetic number, because the mean of its divisors is an integer number (1962881100).

Almost surely, 2^26365612120 is an apocalyptic number.

26365612120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26365612120 is an abundant number, since it is smaller than the sum of its proper divisors (36446583080).

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

26365612120 is a wasteful number, since it uses less digits than its factorization.

26365612120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38772987 (or 38772983 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 26365612120 in words is "twenty-six billion, three hundred sixty-five million, six hundred twelve thousand, one hundred twenty".