7684895040 has 224 divisors, whose sum is σ = 26514186240. Its totient is φ = 1878681600.

The previous prime is 7684894981. The next prime is 7684895077. The reversal of 7684895040 is 405984867.

It is a super-2 number, since 2×7684895040² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 558645 + ... + 572235.

Almost surely, 2^7684895040 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 7684895040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13257093120).

7684895040 is an abundant number, since it is smaller than the sum of its proper divisors (18829291200).

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

7684895040 is a wasteful number, since it uses less digits than its factorization.

7684895040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13661 (or 13651 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 7684895040 is about 87663.5331252397. The cubic root of 7684895040 is about 1973.3887442845.

The spelling of 7684895040 in words is "seven billion, six hundred eighty-four million, eight hundred ninety-five thousand, forty".