2141402166 has 48 divisors (see below), whose sum is σ = 5008404960. Its totient is φ = 659218560.

The previous prime is 2141402149. The next prime is 2141402173. The reversal of 2141402166 is 6612041412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77175 + ... + 101186.

It is an arithmetic number, because the mean of its divisors is an integer number (104341770).

Almost surely, 2^2141402166 is an apocalyptic number.

2141402166 is an abundant number, since it is smaller than the sum of its proper divisors (2867002794).

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

2141402166 is a wasteful number, since it uses less digits than its factorization.

2141402166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178421 (or 178418 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2141402166 is about 46275.2867738278. The cubic root of 2141402166 is about 1288.9401317909.

Adding to 2141402166 its reverse (6612041412), we get a palindrome (8753443578).

The spelling of 2141402166 in words is "two billion, one hundred forty-one million, four hundred two thousand, one hundred sixty-six".