272065538436 has 12 divisors (see below), whose sum is σ = 634819589712. Its totient is φ = 90688512808.

The previous prime is 272065538413. The next prime is 272065538509. The reversal of 272065538436 is 634835560272.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11336064090 + ... + 11336064113.

It is an arithmetic number, because the mean of its divisors is an integer number (52901632476).

Almost surely, 2^272065538436 is an apocalyptic number.

It is an amenable number.

272065538436 is an abundant number, since it is smaller than the sum of its proper divisors (362754051276).

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

272065538436 is a wasteful number, since it uses less digits than its factorization.

272065538436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22672128210 (or 22672128208 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 51.

The spelling of 272065538436 in words is "two hundred seventy-two billion, sixty-five million, five hundred thirty-eight thousand, four hundred thirty-six".