427229194371 has 32 divisors (see below), whose sum is σ = 669408875520. Its totient is φ = 237249357696.

The previous prime is 427229194367. The next prime is 427229194397. The reversal of 427229194371 is 173491922724.

It is not a de Polignac number, because 427229194371 - 2² = 427229194367 is a prime.

It is a super-3 number, since 3×427229194371³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (427229194331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 324225 + ... + 979581.

It is an arithmetic number, because the mean of its divisors is an integer number (20919027360).

Almost surely, 2^427229194371 is an apocalyptic number.

427229194371 is a deficient number, since it is larger than the sum of its proper divisors (242179681149).

427229194371 is a wasteful number, since it uses less digits than its factorization.

427229194371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656243.

The product of its digits is 1524096, while the sum is 51.

The spelling of 427229194371 in words is "four hundred twenty-seven billion, two hundred twenty-nine million, one hundred ninety-four thousand, three hundred seventy-one".