2131671424 has 16 divisors (see below), whose sum is σ = 4246689420. Its totient is φ = 1065835648.

The previous prime is 2131671407. The next prime is 2131671433. The reversal of 2131671424 is 4241761312.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8326714 + ... + 8326969.

Almost surely, 2^2131671424 is an apocalyptic number.

It is an amenable number.

2131671424 is a deficient number, since it is larger than the sum of its proper divisors (2115017996).

2131671424 is an equidigital number, since it uses as much as digits as its factorization.

2131671424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16653697 (or 16653685 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 2131671424 is about 46170.0273337584. The cubic root of 2131671424 is about 1286.9848101699.

The spelling of 2131671424 in words is "two billion, one hundred thirty-one million, six hundred seventy-one thousand, four hundred twenty-four".