27020605171400 has 48 divisors (see below), whose sum is σ = 62823304170240. Its totient is φ = 10808173742400.

The previous prime is 27020605171381. The next prime is 27020605171421. The reversal of 27020605171400 is 417150602072.

It is a super-2 number, since 2×27020605171400² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41607185 + ... + 42251615.

It is an arithmetic number, because the mean of its divisors is an integer number (1308818836880).

Almost surely, 2^{27020605171400} is an apocalyptic number.

27020605171400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27020605171400 is an abundant number, since it is smaller than the sum of its proper divisors (35802698998840).

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

27020605171400 is a wasteful number, since it uses less digits than its factorization.

27020605171400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854094 (or 854085 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 35.

Adding to 27020605171400 its reverse (417150602072), we get a palindrome (27437755773472).

The spelling of 27020605171400 in words is "twenty-seven trillion, twenty billion, six hundred five million, one hundred seventy-one thousand, four hundred".