2162402544 has 80 divisors (see below), whose sum is σ = 5845688352. Its totient is φ = 688057344.

The previous prime is 2162402537. The next prime is 2162402587. The reversal of 2162402544 is 4452042612.

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 15 ways as a sum of consecutive naturals, for example, 82642 + ... + 105614.

Almost surely, 2^2162402544 is an apocalyptic number.

2162402544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2162402544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2922844176).

2162402544 is an abundant number, since it is smaller than the sum of its proper divisors (3683285808).

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

2162402544 is a wasteful number, since it uses less digits than its factorization.

2162402544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23074 (or 23068 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 2162402544 is about 46501.6402291360. The cubic root of 2162402544 is about 1293.1399071865.

The spelling of 2162402544 in words is "two billion, one hundred sixty-two million, four hundred two thousand, five hundred forty-four".