6694749492 has 24 divisors (see below), whose sum is σ = 15782126976. Its totient is φ = 2208576768.

The previous prime is 6694749487. The next prime is 6694749511. The reversal of 6694749492 is 2949474966.

It is a super-4 number, since 4×6694749492⁴ (a number of 40 digits) contains 4444 as substring.

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, 2874588 + ... + 2876915.

It is an arithmetic number, because the mean of its divisors is an integer number (657588624).

Almost surely, 2^6694749492 is an apocalyptic number.

It is an amenable number.

6694749492 is an abundant number, since it is smaller than the sum of its proper divisors (9087377484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6694749492 is a wasteful number, since it uses less digits than its factorization.

6694749492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751607 (or 5751605 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 60.

The square root of 6694749492 is about 81821.4488505306. The cubic root of 6694749492 is about 1884.7110507477.

The spelling of 6694749492 in words is "six billion, six hundred ninety-four million, seven hundred forty-nine thousand, four hundred ninety-two".