1427775630275 has 12 divisors (see below), whose sum is σ = 1811614847592. Its totient is φ = 1115657235840.

The previous prime is 1427775630191. The next prime is 1427775630283. The reversal of 1427775630275 is 5720365777241.

It is not a de Polignac number, because 1427775630275 - 2²² = 1427771435971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1427775630275.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664080614 + ... + 664082763.

It is an arithmetic number, because the mean of its divisors is an integer number (150967903966).

Almost surely, 2^{1427775630275} is an apocalyptic number.

1427775630275 is a deficient number, since it is larger than the sum of its proper divisors (383839217317).

1427775630275 is a wasteful number, since it uses less digits than its factorization.

1427775630275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328163430 (or 1328163425 counting only the distinct ones).

The product of its (nonzero) digits is 17287200, while the sum is 56.

The spelling of 1427775630275 in words is "one trillion, four hundred twenty-seven billion, seven hundred seventy-five million, six hundred thirty thousand, two hundred seventy-five".