427739087375 has 48 divisors (see below), whose sum is σ = 572494837824. Its totient is φ = 318464150400.

The previous prime is 427739087371. The next prime is 427739087381. The reversal of 427739087375 is 573780937724.

It is a happy number.

It is not a de Polignac number, because 427739087375 - 2² = 427739087371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427739087371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3881537 + ... + 3990213.

It is an arithmetic number, because the mean of its divisors is an integer number (11926975788).

Almost surely, 2^427739087375 is an apocalyptic number.

427739087375 is a deficient number, since it is larger than the sum of its proper divisors (144755750449).

427739087375 is a wasteful number, since it uses less digits than its factorization.

427739087375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108789 (or 108742 counting only the distinct ones).

The product of its (nonzero) digits is 62233920, while the sum is 62.

The spelling of 427739087375 in words is "four hundred twenty-seven billion, seven hundred thirty-nine million, eighty-seven thousand, three hundred seventy-five".