7640653036 has 24 divisors (see below), whose sum is σ = 13465658864. Its totient is φ = 3793366080.

The previous prime is 7640653019. The next prime is 7640653037. The reversal of 7640653036 is 6303560467.

It is a super-4 number, since 4×7640653036⁴ (a number of 41 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7640653036.

It is not an unprimeable number, because it can be changed into a prime (7640653037) 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 7 ways as a sum of consecutive naturals, for example, 786046 + ... + 795706.

Almost surely, 2^7640653036 is an apocalyptic number.

It is an amenable number.

7640653036 is a deficient number, since it is larger than the sum of its proper divisors (5825005828).

7640653036 is a wasteful number, since it uses less digits than its factorization.

7640653036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11041 (or 11039 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 40.

The square root of 7640653036 is about 87410.8290545285. The cubic root of 7640653036 is about 1969.5945153923.

The spelling of 7640653036 in words is "seven billion, six hundred forty million, six hundred fifty-three thousand, thirty-six".