2445555255542 has 32 divisors (see below), whose sum is σ = 4212228593664. Its totient is φ = 1043143279200.

The previous prime is 2445555255497. The next prime is 2445555255581. The reversal of 2445555255542 is 2455525555442.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2453123 + ... + 3302865.

It is an arithmetic number, because the mean of its divisors is an integer number (131632143552).

Almost surely, 2^{2445555255542} is an apocalyptic number.

2445555255542 is a deficient number, since it is larger than the sum of its proper divisors (1766673338122).

2445555255542 is a wasteful number, since it uses less digits than its factorization.

2445555255542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850724.

The product of its digits is 40000000, while the sum is 53.

The spelling of 2445555255542 in words is "two trillion, four hundred forty-five billion, five hundred fifty-five million, two hundred fifty-five thousand, five hundred forty-two".