2555535442 has 8 divisors (see below), whose sum is σ = 3845396556. Its totient is φ = 1273736592.

The previous prime is 2555535439. The next prime is 2555535443. The reversal of 2555535442 is 2445355552.

It can be written as a sum of positive squares in 2 ways, for example, as 2554392681 + 1142761 = 50541^2 + 1069^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2555535442² = 13061522790636270728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2555535395 and 2555535404.

It is not an unprimeable number, because it can be changed into a prime (2555535443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2014773 + ... + 2016040.

Almost surely, 2^2555535442 is an apocalyptic number.

2555535442 is a deficient number, since it is larger than the sum of its proper divisors (1289861114).

2555535442 is a wasteful number, since it uses less digits than its factorization.

2555535442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4031132.

The product of its digits is 600000, while the sum is 40.

The square root of 2555535442 is about 50552.3040226655. The cubic root of 2555535442 is about 1367.1850563954.

The spelling of 2555535442 in words is "two billion, five hundred fifty-five million, five hundred thirty-five thousand, four hundred forty-two".