26550355040 has 48 divisors (see below), whose sum is σ = 68427510480. Its totient is φ = 9654673920.

The previous prime is 26550355019. The next prime is 26550355061. The reversal of 26550355040 is 4055305562.

It is an interprime number because it is at equal distance from previous prime (26550355019) and next prime (26550355061).

It is a congruent number.

It is an unprimeable number.

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, 7540955 + ... + 7544474.

It is an arithmetic number, because the mean of its divisors is an integer number (1425573135).

Almost surely, 2^26550355040 is an apocalyptic number.

26550355040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26550355040 is an abundant number, since it is smaller than the sum of its proper divisors (41877155440).

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

26550355040 is a wasteful number, since it uses less digits than its factorization.

26550355040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15085455 (or 15085447 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

It can be divided in two parts, 265 and 50355040, that added together give a palindrome (50355305).

The spelling of 26550355040 in words is "twenty-six billion, five hundred fifty million, three hundred fifty-five thousand, forty".