26413750020 has 96 divisors (see below), whose sum is σ = 84548395008. Its totient is φ = 6035686272.

The previous prime is 26413750001. The next prime is 26413750021. The reversal of 26413750020 is 2005731462.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 26413750020.

It is not an unprimeable number, because it can be changed into a prime (26413750021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1951717 + ... + 1965203.

It is an arithmetic number, because the mean of its divisors is an integer number (880712448).

Almost surely, 2^26413750020 is an apocalyptic number.

26413750020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26413750020 is an abundant number, since it is smaller than the sum of its proper divisors (58134644988).

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

26413750020 is a wasteful number, since it uses less digits than its factorization.

26413750020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18169 (or 18167 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The spelling of 26413750020 in words is "twenty-six billion, four hundred thirteen million, seven hundred fifty thousand, twenty".