427134377768275 has 12 divisors (see below), whose sum is σ = 539639961046272. Its totient is φ = 335260190851040.

The previous prime is 427134377768261. The next prime is 427134377768279. The reversal of 427134377768275 is 572867773431724.

It is not a de Polignac number, because 427134377768275 - 2²¹ = 427134375671123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427134377768198 and 427134377768207.

It is not an unprimeable number, because it can be changed into a prime (427134377768279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161182782739 + ... + 161182785388.

It is an arithmetic number, because the mean of its divisors is an integer number (44969996753856).

Almost surely, 2^{427134377768275} is an apocalyptic number.

427134377768275 is a deficient number, since it is larger than the sum of its proper divisors (112505583277997).

427134377768275 is a wasteful number, since it uses less digits than its factorization.

427134377768275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322365568190 (or 322365568185 counting only the distinct ones).

The product of its digits is 2323399680, while the sum is 73.

The spelling of 427134377768275 in words is "four hundred twenty-seven trillion, one hundred thirty-four billion, three hundred seventy-seven million, seven hundred sixty-eight thousand, two hundred seventy-five".