272065538474 has 4 divisors (see below), whose sum is σ = 408098307714. Its totient is φ = 136032769236.

The previous prime is 272065538413. The next prime is 272065538509. The reversal of 272065538474 is 474835560272.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 242352397849 + 29713140625 = 492293^2 + 172375^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68016384617 + ... + 68016384620.

Almost surely, 2^272065538474 is an apocalyptic number.

272065538474 is a deficient number, since it is larger than the sum of its proper divisors (136032769240).

272065538474 is a wasteful number, since it uses less digits than its factorization.

272065538474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136032769239.

The product of its (nonzero) digits is 11289600, while the sum is 53.

The spelling of 272065538474 in words is "two hundred seventy-two billion, sixty-five million, five hundred thirty-eight thousand, four hundred seventy-four".