27429020000 has 120 divisors (see below), whose sum is σ = 68407521336. Its totient is φ = 10820736000.

The previous prime is 27429019997. The next prime is 27429020011. The reversal of 27429020000 is 2092472.

It is a super-2 number, since 2×27429020000² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1450607 + ... + 1469393.

Almost surely, 2^27429020000 is an apocalyptic number.

27429020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27429020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34203760668).

27429020000 is an abundant number, since it is smaller than the sum of its proper divisors (40978501336).

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

27429020000 is an equidigital number, since it uses as much as digits as its factorization.

27429020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18890 (or 18867 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The spelling of 27429020000 in words is "twenty-seven billion, four hundred twenty-nine million, twenty thousand".