272194867820 has 48 divisors (see below), whose sum is σ = 579687833088. Its totient is φ = 107349258240.

The previous prime is 272194867799. The next prime is 272194867823. The reversal of 272194867820 is 28768491272.

It is not an unprimeable number, because it can be changed into a prime (272194867823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116372 + ... + 746948.

It is an arithmetic number, because the mean of its divisors is an integer number (12076829856).

Almost surely, 2^272194867820 is an apocalyptic number.

272194867820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

272194867820 is an abundant number, since it is smaller than the sum of its proper divisors (307492965268).

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

272194867820 is a wasteful number, since it uses less digits than its factorization.

272194867820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630890 (or 630888 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 56.

The spelling of 272194867820 in words is "two hundred seventy-two billion, one hundred ninety-four million, eight hundred sixty-seven thousand, eight hundred twenty".