2555201001 has 16 divisors (see below), whose sum is σ = 3467168960. Its totient is φ = 1673421120.

The previous prime is 2555200987. The next prime is 2555201003. The reversal of 2555201001 is 1001025552.

It is not a de Polignac number, because 2555201001 - 2⁶ = 2555200937 is a prime.

It is a super-2 number, since 2×2555201001² = 13058104311022804002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2555201003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143286 + ... + 160128.

It is an arithmetic number, because the mean of its divisors is an integer number (216698060).

Almost surely, 2^2555201001 is an apocalyptic number.

It is an amenable number.

2555201001 is a deficient number, since it is larger than the sum of its proper divisors (911967959).

2555201001 is a wasteful number, since it uses less digits than its factorization.

2555201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17736.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 2555201001 is about 50548.9960434428. The cubic root of 2555201001 is about 1367.1254129670.

Adding to 2555201001 its reverse (1001025552), we get a palindrome (3556226553).

The spelling of 2555201001 in words is "two billion, five hundred fifty-five million, two hundred one thousand, one".