26420224740 has 144 divisors (see below), whose sum is σ = 92674153152. Its totient is φ = 5574369024.

The previous prime is 26420224723. The next prime is 26420224769. The reversal of 26420224740 is 4742202462.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 307414 + ... + 383853.

It is an arithmetic number, because the mean of its divisors is an integer number (643570508).

Almost surely, 2^26420224740 is an apocalyptic number.

26420224740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26420224740 is an abundant number, since it is smaller than the sum of its proper divisors (66253928412).

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

26420224740 is a wasteful number, since it uses less digits than its factorization.

26420224740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691306 (or 691297 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 33.

The spelling of 26420224740 in words is "twenty-six billion, four hundred twenty million, two hundred twenty-four thousand, seven hundred forty".