2148361590 has 16 divisors (see below), whose sum is σ = 5156067888. Its totient is φ = 572896416.

The previous prime is 2148361573. The next prime is 2148361627. The reversal of 2148361590 is 951638412.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35805997 + ... + 35806056.

It is an arithmetic number, because the mean of its divisors is an integer number (322254243).

Almost surely, 2^2148361590 is an apocalyptic number.

2148361590 is an abundant number, since it is smaller than the sum of its proper divisors (3007706298).

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

2148361590 is a wasteful number, since it uses less digits than its factorization.

2148361590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71612063.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 2148361590 is about 46350.4216809297. The cubic root of 2148361590 is about 1290.3349469762.

The spelling of 2148361590 in words is "two billion, one hundred forty-eight million, three hundred sixty-one thousand, five hundred ninety".