4127912775 has 36 divisors (see below), whose sum is σ = 8449775152. Its totient is φ = 1887045120.

The previous prime is 4127912771. The next prime is 4127912797. The reversal of 4127912775 is 5772197214.

It is not a de Polignac number, because 4127912775 - 2² = 4127912771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 4127912775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4127912771) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1308874 + ... + 1312023.

Almost surely, 2^4127912775 is an apocalyptic number.

4127912775 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4127912775 is an abundant number, since it is smaller than the sum of its proper divisors (4321862377).

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

4127912775 is a wasteful number, since it uses less digits than its factorization.

4127912775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620920 (or 2620912 counting only the distinct ones).

The product of its digits is 246960, while the sum is 45.

The square root of 4127912775 is about 64248.8348143373. The cubic root of 4127912775 is about 1604.1445640927.

The spelling of 4127912775 in words is "four billion, one hundred twenty-seven million, nine hundred twelve thousand, seven hundred seventy-five".