427229267272 has 16 divisors (see below), whose sum is σ = 802197618300. Its totient is φ = 213309902400.

The previous prime is 427229267251. The next prime is 427229267279. The reversal of 427229267272 is 272762922724.

It can be written as a sum of positive squares in 2 ways, for example, as 375506681796 + 51722585476 = 612786^2 + 227426^2 .

It is a super-3 number, since 3×427229267272³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (427229267279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38085447 + ... + 38096662.

Almost surely, 2^427229267272 is an apocalyptic number.

It is an amenable number.

427229267272 is a deficient number, since it is larger than the sum of its proper divisors (374968351028).

427229267272 is a wasteful number, since it uses less digits than its factorization.

427229267272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76182816 (or 76182812 counting only the distinct ones).

The product of its digits is 4741632, while the sum is 52.

The spelling of 427229267272 in words is "four hundred twenty-seven billion, two hundred twenty-nine million, two hundred sixty-seven thousand, two hundred seventy-two".