2141544090 has 128 divisors (see below), whose sum is σ = 6057197568. Its totient is φ = 474336000.

The previous prime is 2141544089. The next prime is 2141544157. The reversal of 2141544090 is 904451412.

It is a super-2 number, since 2×2141544090² = 9172422178827856200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2851215 + ... + 2851965.

It is an arithmetic number, because the mean of its divisors is an integer number (47321856).

Almost surely, 2^2141544090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2141544090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3028598784).

2141544090 is an abundant number, since it is smaller than the sum of its proper divisors (3915653478).

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

2141544090 is a wasteful number, since it uses less digits than its factorization.

2141544090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2141544090 is about 46276.8202235201. The cubic root of 2141544090 is about 1288.9686065135.

The spelling of 2141544090 in words is "two billion, one hundred forty-one million, five hundred forty-four thousand, ninety".