2132968894 has 16 divisors (see below), whose sum is σ = 3815497728. Its totient is φ = 874384632.

The previous prime is 2132968891. The next prime is 2132968907. The reversal of 2132968894 is 4988692312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132968891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3311742 + ... + 3312385.

It is an arithmetic number, because the mean of its divisors is an integer number (238468608).

Almost surely, 2^2132968894 is an apocalyptic number.

2132968894 is a deficient number, since it is larger than the sum of its proper divisors (1682528834).

2132968894 is a wasteful number, since it uses less digits than its factorization.

2132968894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624159.

The product of its digits is 1492992, while the sum is 52.

The square root of 2132968894 is about 46184.0761951563. The cubic root of 2132968894 is about 1287.2458706521.

The spelling of 2132968894 in words is "two billion, one hundred thirty-two million, nine hundred sixty-eight thousand, eight hundred ninety-four".