27043840836040 has 64 divisors (see below), whose sum is σ = 69583122984960. Its totient is φ = 9266598270720.

The previous prime is 27043840836031. The next prime is 27043840836049. The reversal of 27043840836040 is 4063804834072.

It is an interprime number because it is at equal distance from previous prime (27043840836031) and next prime (27043840836049).

It is not an unprimeable number, because it can be changed into a prime (27043840836049) 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, 28573791 + ... + 29505070.

It is an arithmetic number, because the mean of its divisors is an integer number (1087236296640).

Almost surely, 2^{27043840836040} is an apocalyptic number.

27043840836040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27043840836040 is an abundant number, since it is smaller than the sum of its proper divisors (42539282148920).

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

27043840836040 is a wasteful number, since it uses less digits than its factorization.

27043840836040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58080542 (or 58080538 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 49.

The spelling of 27043840836040 in words is "twenty-seven trillion, forty-three billion, eight hundred forty million, eight hundred thirty-six thousand, forty".