42255452145 has 32 divisors (see below), whose sum is σ = 68055298560. Its totient is φ = 22387841280.

The previous prime is 42255452111. The next prime is 42255452159. The reversal of 42255452145 is 54125455224.

It is not a de Polignac number, because 42255452145 - 2⁹ = 42255451633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1495287 + ... + 1523283.

It is an arithmetic number, because the mean of its divisors is an integer number (2126728080).

Almost surely, 2^42255452145 is an apocalyptic number.

It is an amenable number.

42255452145 is a deficient number, since it is larger than the sum of its proper divisors (25799846415).

42255452145 is a wasteful number, since it uses less digits than its factorization.

42255452145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28665.

The product of its digits is 320000, while the sum is 39.

The spelling of 42255452145 in words is "forty-two billion, two hundred fifty-five million, four hundred fifty-two thousand, one hundred forty-five".