2141170644 has 24 divisors (see below), whose sum is σ = 4996814368. Its totient is φ = 713616480.

The previous prime is 2141170639. The next prime is 2141170663. The reversal of 2141170644 is 4460711412.

It is a super-2 number, since 2×2141170644² = 9169223453454749472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143454 + ... + 157674.

Almost surely, 2^2141170644 is an apocalyptic number.

It is an amenable number.

2141170644 is an abundant number, since it is smaller than the sum of its proper divisors (2855643724).

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

2141170644 is a wasteful number, since it uses less digits than its factorization.

2141170644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26775 (or 26773 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 2141170644 is about 46272.7851333805. The cubic root of 2141170644 is about 1288.8936779989.

The spelling of 2141170644 in words is "two billion, one hundred forty-one million, one hundred seventy thousand, six hundred forty-four".