5555031647 has 4 divisors (see below), whose sum is σ = 6060034536. Its totient is φ = 5050028760.

The previous prime is 5555031641. The next prime is 5555031679. The reversal of 5555031647 is 7461305555.

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

It is a cyclic number.

It is not a de Polignac number, because 5555031647 - 2¹⁰ = 5555030623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555031641) 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, 252501428 + ... + 252501449.

It is an arithmetic number, because the mean of its divisors is an integer number (1515008634).

Almost surely, 2^5555031647 is an apocalyptic number.

5555031647 is a deficient number, since it is larger than the sum of its proper divisors (505002889).

5555031647 is a wasteful number, since it uses less digits than its factorization.

5555031647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505002888.

The product of its (nonzero) digits is 315000, while the sum is 41.

The square root of 5555031647 is about 74532.0846816993. The cubic root of 5555031647 is about 1771.0419399626.

The spelling of 5555031647 in words is "five billion, five hundred fifty-five million, thirty-one thousand, six hundred forty-seven".