7650412640 has 48 divisors (see below), whose sum is σ = 19464420528. Its totient is φ = 2824766976.

The previous prime is 7650412619. The next prime is 7650412663. The reversal of 7650412640 is 462140567.

It is a self number, because there is not a number n which added to its sum of digits gives 7650412640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1836962 + ... + 1841121.

It is an arithmetic number, because the mean of its divisors is an integer number (405508761).

Almost surely, 2^7650412640 is an apocalyptic number.

It is an amenable number.

7650412640 is an abundant number, since it is smaller than the sum of its proper divisors (11814007888).

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

7650412640 is a wasteful number, since it uses less digits than its factorization.

7650412640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3678111 (or 3678103 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 7650412640 is about 87466.6372967430. The cubic root of 7650412640 is about 1970.4327632826.

The spelling of 7650412640 in words is "seven billion, six hundred fifty million, four hundred twelve thousand, six hundred forty".