7649550872 has 32 divisors (see below), whose sum is σ = 14435475600. Its totient is φ = 3800131200.

The previous prime is 7649550823. The next prime is 7649550889. The reversal of 7649550872 is 2780559467.

It is a congruent number.

It is an unprimeable number.

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, 2345579 + ... + 2348837.

Almost surely, 2^7649550872 is an apocalyptic number.

It is an amenable number.

7649550872 is a deficient number, since it is larger than the sum of its proper divisors (6785924728).

7649550872 is a wasteful number, since it uses less digits than its factorization.

7649550872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5067 (or 5063 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 53.

The square root of 7649550872 is about 87461.7108911094. The cubic root of 7649550872 is about 1970.3587751313.

The spelling of 7649550872 in words is "seven billion, six hundred forty-nine million, five hundred fifty thousand, eight hundred seventy-two".