2146523827 has 12 divisors (see below), whose sum is σ = 2540686096. Its totient is φ = 1776428640.

The previous prime is 2146523807. The next prime is 2146523831. The reversal of 2146523827 is 7283256412.

It is a de Polignac number, because none of the positive numbers 2^k-2146523827 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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 2146523827.

It is not an unprimeable number, because it can be changed into a prime (2146523807) 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, 176424 + ... + 188197.

Almost surely, 2^2146523827 is an apocalyptic number.

2146523827 is a deficient number, since it is larger than the sum of its proper divisors (394162269).

2146523827 is an equidigital number, since it uses as much as digits as its factorization.

2146523827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364686 (or 364657 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 2146523827 is about 46330.5927762639. The cubic root of 2146523827 is about 1289.9669135996.

The spelling of 2146523827 in words is "two billion, one hundred forty-six million, five hundred twenty-three thousand, eight hundred twenty-seven".