7629991068 has 48 divisors (see below), whose sum is σ = 21543508224. Its totient is φ = 2051761920.

The previous prime is 7629991003. The next prime is 7629991087. The reversal of 7629991068 is 8601999267.

It is a super-3 number, since 3×7629991068³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7629990999 and 7629991017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2670138 + ... + 2672993.

It is an arithmetic number, because the mean of its divisors is an integer number (448823088).

Almost surely, 2^7629991068 is an apocalyptic number.

It is an amenable number.

7629991068 is an abundant number, since it is smaller than the sum of its proper divisors (13913517156).

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

7629991068 is a wasteful number, since it uses less digits than its factorization.

7629991068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5343162 (or 5343160 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 57.

The square root of 7629991068 is about 87349.8200799521. The cubic root of 7629991068 is about 1968.6779476135.

The spelling of 7629991068 in words is "seven billion, six hundred twenty-nine million, nine hundred ninety-one thousand, sixty-eight".