27260340340 has 12 divisors (see below), whose sum is σ = 57246714756. Its totient is φ = 10904136128.

The previous prime is 27260340319. The next prime is 27260340403. The reversal of 27260340340 is 4304306272.

It can be written as a sum of positive squares in 2 ways, for example, as 12389025636 + 14871314704 = 111306^2 + 121948^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681508489 + ... + 681508528.

It is an arithmetic number, because the mean of its divisors is an integer number (4770559563).

Almost surely, 2^27260340340 is an apocalyptic number.

27260340340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27260340340 is an abundant number, since it is smaller than the sum of its proper divisors (29986374416).

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

27260340340 is a wasteful number, since it uses less digits than its factorization.

27260340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363017026 (or 1363017024 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 31.

The spelling of 27260340340 in words is "twenty-seven billion, two hundred sixty million, three hundred forty thousand, three hundred forty".