7799540646 has 16 divisors (see below), whose sum is σ = 15643782000. Its totient is φ = 2592396768.

The previous prime is 7799540629. The next prime is 7799540647. The reversal of 7799540646 is 6460459977.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7799540647) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1860261 + ... + 1864448.

It is an arithmetic number, because the mean of its divisors is an integer number (977736375).

Almost surely, 2^7799540646 is an apocalyptic number.

7799540646 is an abundant number, since it is smaller than the sum of its proper divisors (7844241354).

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

7799540646 is a wasteful number, since it uses less digits than its factorization.

7799540646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725063.

The product of its (nonzero) digits is 11430720, while the sum is 57.

The square root of 7799540646 is about 88315.0080450656. The cubic root of 7799540646 is about 1983.1535508311.

The spelling of 7799540646 in words is "seven billion, seven hundred ninety-nine million, five hundred forty thousand, six hundred forty-six".