26955779262340 has 48 divisors (see below), whose sum is σ = 57158722228608. Its totient is φ = 10677255081984.

The previous prime is 26955779262271. The next prime is 26955779262343. The reversal of 26955779262340 is 4326297755962.

It is a super-2 number, since 2×26955779262340² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26955779262343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62807719 + ... + 63235441.

It is an arithmetic number, because the mean of its divisors is an integer number (1190806713096).

Almost surely, 2^{26955779262340} is an apocalyptic number.

26955779262340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26955779262340 is an abundant number, since it is smaller than the sum of its proper divisors (30202942966268).

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

26955779262340 is a wasteful number, since it uses less digits than its factorization.

26955779262340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458428 (or 458426 counting only the distinct ones).

The product of its (nonzero) digits is 342921600, while the sum is 67.

The spelling of 26955779262340 in words is "twenty-six trillion, nine hundred fifty-five billion, seven hundred seventy-nine million, two hundred sixty-two thousand, three hundred forty".