2042555001 has 16 divisors (see below), whose sum is σ = 2813411328. Its totient is φ = 1316768400.

The previous prime is 2042554979. The next prime is 2042555003. The reversal of 2042555001 is 1005552402.

It is a happy number.

It is not a de Polignac number, because 2042555001 - 2¹⁵ = 2042522233 is a prime.

It is a super-2 number, since 2×2042555001² = 8344061864220220002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2042555003) 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, 125016 + ... + 140406.

It is an arithmetic number, because the mean of its divisors is an integer number (175838208).

Almost surely, 2^2042555001 is an apocalyptic number.

It is an amenable number.

2042555001 is a deficient number, since it is larger than the sum of its proper divisors (770856327).

2042555001 is a wasteful number, since it uses less digits than its factorization.

2042555001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16852.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 2042555001 is about 45194.6346483739. The cubic root of 2042555001 is about 1268.7944003616.

The spelling of 2042555001 in words is "two billion, forty-two million, five hundred fifty-five thousand, one".