6692491296 has 192 divisors, whose sum is σ = 21211545600. Its totient is φ = 2045088000.

The previous prime is 6692491249. The next prime is 6692491297. The reversal of 6692491296 is 6921942966.

It is a happy number.

6692491296 is a `hidden beast` number, since 6 + 69 + 2 + 491 + 2 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (6692491297) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 502321 + ... + 515471.

It is an arithmetic number, because the mean of its divisors is an integer number (110476800).

Almost surely, 2^6692491296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6692491296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10605772800).

6692491296 is an abundant number, since it is smaller than the sum of its proper divisors (14519054304).

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

6692491296 is a wasteful number, since it uses less digits than its factorization.

6692491296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13220 (or 13206 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 6692491296 is about 81807.6481510134. The cubic root of 6692491296 is about 1884.4991172225.

The spelling of 6692491296 in words is "six billion, six hundred ninety-two million, four hundred ninety-one thousand, two hundred ninety-six".