5556667001 has 4 divisors (see below), whose sum is σ = 5557782672. Its totient is φ = 5555551332.

The previous prime is 5556666989. The next prime is 5556667007. The reversal of 5556667001 is 1007666555.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5556667001 - 2¹⁸ = 5556404857 is a prime.

It is a Duffinian 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 5556667001.

It is not an unprimeable number, because it can be changed into a prime (5556667007) 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, 550331 + ... + 560336.

It is an arithmetic number, because the mean of its divisors is an integer number (1389445668).

Almost surely, 2^5556667001 is an apocalyptic number.

It is an amenable number.

5556667001 is a deficient number, since it is larger than the sum of its proper divisors (1115671).

5556667001 is a wasteful number, since it uses less digits than its factorization.

5556667001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115670.

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 5556667001 is about 74543.0546798292. The cubic root of 5556667001 is about 1771.2157161315.

The spelling of 5556667001 in words is "five billion, five hundred fifty-six million, six hundred sixty-seven thousand, one".