272661627042 has 24 divisors (see below), whose sum is σ = 675162124416. Its totient is φ = 77903321976.

The previous prime is 272661627023. The next prime is 272661627047. The reversal of 272661627042 is 240726166272.

It is a happy number.

272661627042 is a `hidden beast` number, since 2 + 7 + 2 + 6 + 616 + 27 + 0 + 4 + 2 = 666.

It is a super-2 number, since 2×272661627042² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (272661627047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1081990458 + ... + 1081990709.

It is an arithmetic number, because the mean of its divisors is an integer number (28131755184).

Almost surely, 2^272661627042 is an apocalyptic number.

272661627042 is an abundant number, since it is smaller than the sum of its proper divisors (402500497374).

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

272661627042 is a wasteful number, since it uses less digits than its factorization.

272661627042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163981182 (or 2163981179 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 272661627042 in words is "two hundred seventy-two billion, six hundred sixty-one million, six hundred twenty-seven thousand, forty-two".