7648653630 has 32 divisors (see below), whose sum is σ = 18360359424. Its totient is φ = 2039242016.

The previous prime is 7648653587. The next prime is 7648653631. The reversal of 7648653630 is 363568467.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7648653630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7648653631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151447 + ... + 195533.

It is an arithmetic number, because the mean of its divisors is an integer number (573761232).

Almost surely, 2^7648653630 is an apocalyptic number.

7648653630 is an abundant number, since it is smaller than the sum of its proper divisors (10711705794).

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

7648653630 is a wasteful number, since it uses less digits than its factorization.

7648653630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49880.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 7648653630 is about 87456.5813990005. The cubic root of 7648653630 is about 1970.2817354112.

The spelling of 7648653630 in words is "seven billion, six hundred forty-eight million, six hundred fifty-three thousand, six hundred thirty".