2555423559042 has 16 divisors (see below), whose sum is σ = 5110865015520. Its totient is φ = 851804870112.

The previous prime is 2555423559041. The next prime is 2555423559043. The reversal of 2555423559042 is 2409553245552.

It is an interprime number because it is at equal distance from previous prime (2555423559041) and next prime (2555423559043).

It is a super-2 number, since 2×2555423559042² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2555423559041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756053 + ... + 2862615.

It is an arithmetic number, because the mean of its divisors is an integer number (319429063470).

Almost surely, 2^{2555423559042} is an apocalyptic number.

2555423559042 is an abundant number, since it is smaller than the sum of its proper divisors (2555441456478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2555423559042 is a wasteful number, since it uses less digits than its factorization.

2555423559042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491457.

The product of its (nonzero) digits is 10800000, while the sum is 51.

The spelling of 2555423559042 in words is "two trillion, five hundred fifty-five billion, four hundred twenty-three million, five hundred fifty-nine thousand, forty-two".