272091535434 has 48 divisors (see below), whose sum is σ = 631789546752. Its totient is φ = 84409120224.

The previous prime is 272091535423. The next prime is 272091535459. The reversal of 272091535434 is 434535190272.

It is a happy number.

272091535434 is a `hidden beast` number, since 2 + 7 + 20 + 91 + 535 + 4 + 3 + 4 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 272091535434.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8866114 + ... + 8896749.

It is an arithmetic number, because the mean of its divisors is an integer number (13162282224).

Almost surely, 2^272091535434 is an apocalyptic number.

272091535434 is an abundant number, since it is smaller than the sum of its proper divisors (359698011318).

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

272091535434 is a wasteful number, since it uses less digits than its factorization.

272091535434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17762931 (or 17762928 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 272091535434 in words is "two hundred seventy-two billion, ninety-one million, five hundred thirty-five thousand, four hundred thirty-four".