6943648354 has 4 divisors (see below), whose sum is σ = 10415472534. Its totient is φ = 3471824176.

The previous prime is 6943648337. The next prime is 6943648391. The reversal of 6943648354 is 4538463496.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6109767225 + 833881129 = 78165^2 + 28877^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1735912087 + ... + 1735912090.

Almost surely, 2^6943648354 is an apocalyptic number.

6943648354 is a deficient number, since it is larger than the sum of its proper divisors (3471824180).

6943648354 is a wasteful number, since it uses less digits than its factorization.

6943648354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471824179.

The product of its digits is 7464960, while the sum is 52.

The square root of 6943648354 is about 83328.5566537667. The cubic root of 6943648354 is about 1907.7841644506.

The spelling of 6943648354 in words is "six billion, nine hundred forty-three million, six hundred forty-eight thousand, three hundred fifty-four".