427436188213375 has 128 divisors (see below), whose sum is σ = 599181744994560. Its totient is φ = 301775265792000.

The previous prime is 427436188213367. The next prime is 427436188213379. The reversal of 427436188213375 is 573312881634724.

It is a happy number.

It is not a de Polignac number, because 427436188213375 - 2³ = 427436188213367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427436188213379) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 51666403239 + ... + 51666411511.

It is an arithmetic number, because the mean of its divisors is an integer number (4681107382770).

Almost surely, 2^{427436188213375} is an apocalyptic number.

427436188213375 is a deficient number, since it is larger than the sum of its proper divisors (171745556781185).

427436188213375 is a wasteful number, since it uses less digits than its factorization.

427436188213375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15758 (or 15748 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 64.

The spelling of 427436188213375 in words is "four hundred twenty-seven trillion, four hundred thirty-six billion, one hundred eighty-eight million, two hundred thirteen thousand, three hundred seventy-five".