2132557694 has 8 divisors (see below), whose sum is σ = 3209257128. Its totient is φ = 1062805320.

The previous prime is 2132557657. The next prime is 2132557703. The reversal of 2132557694 is 4967552312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1735997 + ... + 1737224.

It is an arithmetic number, because the mean of its divisors is an integer number (401157141).

Almost surely, 2^2132557694 is an apocalyptic number.

2132557694 is a deficient number, since it is larger than the sum of its proper divisors (1076699434).

2132557694 is a wasteful number, since it uses less digits than its factorization.

2132557694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473530.

The product of its digits is 453600, while the sum is 44.

The square root of 2132557694 is about 46179.6242297401. The cubic root of 2132557694 is about 1287.1631456576.

The spelling of 2132557694 in words is "two billion, one hundred thirty-two million, five hundred fifty-seven thousand, six hundred ninety-four".