272578321740 has 96 divisors (see below), whose sum is σ = 838318763520. Its totient is φ = 65867890176.

The previous prime is 272578321739. The next prime is 272578321747. The reversal of 272578321740 is 47123875272.

It is a self number, because there is not a number n which added to its sum of digits gives 272578321740.

It is not an unprimeable number, because it can be changed into a prime (272578321747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5171689 + ... + 5224128.

It is an arithmetic number, because the mean of its divisors is an integer number (8732487120).

Almost surely, 2^272578321740 is an apocalyptic number.

272578321740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

272578321740 is an abundant number, since it is smaller than the sum of its proper divisors (565740441780).

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

272578321740 is a wasteful number, since it uses less digits than its factorization.

272578321740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10395871 (or 10395869 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 272578321740 in words is "two hundred seventy-two billion, five hundred seventy-eight million, three hundred twenty-one thousand, seven hundred forty".