270081853636 has 45 divisors (see below), whose sum is σ = 551488304591. Its totient is φ = 115727538696.

The previous prime is 270081853633. The next prime is 270081853649. The reversal of 270081853636 is 636358180072.

The square root of 270081853636 is 519694.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 270081853636.

It is not an unprimeable number, because it can be changed into a prime (270081853633) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 50927361 + ... + 50932663.

Almost surely, 2^270081853636 is an apocalyptic number.

270081853636 is the 519694-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 270081853636

270081853636 is an abundant number, since it is smaller than the sum of its proper divisors (281406450955).

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

270081853636 is an frugal number, since it uses more digits than its factorization.

270081853636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10638 (or 5312 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

Multiplying 270081853636 by its sum of digits (49), we get a square (13234010828164 = 3637858²).

270081853636 divided by its sum of digits (49) gives a square (5511874564 = 74242²).

The spelling of 270081853636 in words is "two hundred seventy billion, eighty-one million, eight hundred fifty-three thousand, six hundred thirty-six".