272661365775240 has 192 divisors, whose sum is σ = 963233611704000. Its totient is φ = 66489385406976.

The previous prime is 272661365775229. The next prime is 272661365775251. The reversal of 272661365775240 is 42577563166272.

272661365775240 is a `hidden beast` number, since 2 + 7 + 2 + 6 + 6 + 1 + 3 + 6 + 577 + 52 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (272661365775229) and next prime (272661365775251).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 271746790 + ... + 272748309.

It is an arithmetic number, because the mean of its divisors is an integer number (5016841727625).

Almost surely, 2^{272661365775240} is an apocalyptic number.

272661365775240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

272661365775240 is an abundant number, since it is smaller than the sum of its proper divisors (690572245928760).

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

272661365775240 is a wasteful number, since it uses less digits than its factorization.

272661365775240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544495236 (or 544495229 counting only the distinct ones).

The product of its (nonzero) digits is 177811200, while the sum is 63.

The spelling of 272661365775240 in words is "two hundred seventy-two trillion, six hundred sixty-one billion, three hundred sixty-five million, seven hundred seventy-five thousand, two hundred forty".