26764540277240 has 32 divisors (see below), whose sum is σ = 60225606427680. Its totient is φ = 10704857745792.

The previous prime is 26764540277203. The next prime is 26764540277273. The reversal of 26764540277240 is 4277204546762.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29496404 + ... + 30390243.

It is an arithmetic number, because the mean of its divisors is an integer number (1882050200865).

Almost surely, 2^{26764540277240} is an apocalyptic number.

26764540277240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26764540277240 is an abundant number, since it is smaller than the sum of its proper divisors (33461066150440).

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

26764540277240 is a wasteful number, since it uses less digits than its factorization.

26764540277240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59897831 (or 59897827 counting only the distinct ones).

The product of its (nonzero) digits is 31610880, while the sum is 56.

The spelling of 26764540277240 in words is "twenty-six trillion, seven hundred sixty-four billion, five hundred forty million, two hundred seventy-seven thousand, two hundred forty".