427739590212 has 48 divisors (see below), whose sum is σ = 1115347593024. Its totient is φ = 126456640000.

The previous prime is 427739590177. The next prime is 427739590219. The reversal of 427739590212 is 212095937724.

It is a super-2 number, since 2×427739590212² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (427739590219) 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 15 ways as a sum of consecutive naturals, for example, 39512289 + ... + 39523112.

It is an arithmetic number, because the mean of its divisors is an integer number (23236408188).

Almost surely, 2^427739590212 is an apocalyptic number.

It is an amenable number.

427739590212 is an abundant number, since it is smaller than the sum of its proper divisors (687608002812).

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

427739590212 is a wasteful number, since it uses less digits than its factorization.

427739590212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79035460 (or 79035458 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 427739590212 in words is "four hundred twenty-seven billion, seven hundred thirty-nine million, five hundred ninety thousand, two hundred twelve".