5550660651 has 4 divisors (see below), whose sum is σ = 7400880872. Its totient is φ = 3700440432.

The previous prime is 5550660641. The next prime is 5550660707. The reversal of 5550660651 is 1560660555.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5550660651 - 2⁹ = 5550660139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5550660601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925110106 + ... + 925110111.

It is an arithmetic number, because the mean of its divisors is an integer number (1850220218).

Almost surely, 2^5550660651 is an apocalyptic number.

5550660651 is a deficient number, since it is larger than the sum of its proper divisors (1850220221).

5550660651 is a wasteful number, since it uses less digits than its factorization.

5550660651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850220220.

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 5550660651 is about 74502.7559960033. The cubic root of 5550660651 is about 1770.5773012340.

The spelling of 5550660651 in words is "five billion, five hundred fifty million, six hundred sixty thousand, six hundred fifty-one".