272735289438 has 16 divisors (see below), whose sum is σ = 546214749456. Its totient is φ = 90787734720.

The previous prime is 272735289433. The next prime is 272735289439. The reversal of 272735289438 is 834982537272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272735289433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31002343 + ... + 31011138.

It is an arithmetic number, because the mean of its divisors is an integer number (34138421841).

Almost surely, 2^272735289438 is an apocalyptic number.

272735289438 is an abundant number, since it is smaller than the sum of its proper divisors (273479460018).

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

272735289438 is a wasteful number, since it uses less digits than its factorization.

272735289438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62014219.

The product of its digits is 40642560, while the sum is 60.

The spelling of 272735289438 in words is "two hundred seventy-two billion, seven hundred thirty-five million, two hundred eighty-nine thousand, four hundred thirty-eight".