7736991696 has 240 divisors, whose sum is σ = 26051777024. Its totient is φ = 2177062272.

The previous prime is 7736991683. The next prime is 7736991707. The reversal of 7736991696 is 6961996377.

It is a super-2 number, since 2×7736991696² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1821351 + ... + 1825593.

Almost surely, 2^7736991696 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 7736991696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13025888512).

7736991696 is an abundant number, since it is smaller than the sum of its proper divisors (18314785328).

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

7736991696 is a wasteful number, since it uses less digits than its factorization.

7736991696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4340 (or 4322 counting only the distinct ones).

The product of its digits is 23147208, while the sum is 63.

The square root of 7736991696 is about 87960.1710775963. The cubic root of 7736991696 is about 1977.8379706444.

The spelling of 7736991696 in words is "seven billion, seven hundred thirty-six million, nine hundred ninety-one thousand, six hundred ninety-six".