555552445001 has 4 divisors (see below), whose sum is σ = 555899450004. Its totient is φ = 555205440000.

The previous prime is 555552444961. The next prime is 555552445009. The reversal of 555552445001 is 100544255555.

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

It can be written as a sum of positive squares in 2 ways, for example, as 514341414976 + 41211030025 = 717176^2 + 203005^2 .

It is a cyclic number.

It is not a de Polignac number, because 555552445001 - 2¹⁰ = 555552443977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 555552445001.

It is not an unprimeable number, because it can be changed into a prime (555552445009) 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, 173500100 + ... + 173503301.

It is an arithmetic number, because the mean of its divisors is an integer number (138974862501).

Almost surely, 2^555552445001 is an apocalyptic number.

It is an amenable number.

555552445001 is a deficient number, since it is larger than the sum of its proper divisors (347005003).

555552445001 is a wasteful number, since it uses less digits than its factorization.

555552445001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347005002.

The product of its (nonzero) digits is 500000, while the sum is 41.

The spelling of 555552445001 in words is "five hundred fifty-five billion, five hundred fifty-two million, four hundred forty-five thousand, one".