6881434492 has 24 divisors (see below), whose sum is σ = 12905728416. Its totient is φ = 3202170048.

The previous prime is 6881434487. The next prime is 6881434517. The reversal of 6881434492 is 2944341886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1007383 + ... + 1014190.

It is an arithmetic number, because the mean of its divisors is an integer number (537738684).

Almost surely, 2^6881434492 is an apocalyptic number.

It is an amenable number.

6881434492 is a deficient number, since it is larger than the sum of its proper divisors (6024293924).

6881434492 is a wasteful number, since it uses less digits than its factorization.

6881434492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021637 (or 2021635 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 49.

The square root of 6881434492 is about 82954.4121310012. The cubic root of 6881434492 is about 1902.0692591587.

The spelling of 6881434492 in words is "six billion, eight hundred eighty-one million, four hundred thirty-four thousand, four hundred ninety-two".