42245011155 has 32 divisors (see below), whose sum is σ = 67856120640. Its totient is φ = 22442803200.

The previous prime is 42245011129. The next prime is 42245011177. The reversal of 42245011155 is 55111054224.

It is not a de Polignac number, because 42245011155 - 2⁶ = 42245011091 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, 4620969 + ... + 4630101.

It is an arithmetic number, because the mean of its divisors is an integer number (2120503770).

Almost surely, 2^42245011155 is an apocalyptic number.

42245011155 is a deficient number, since it is larger than the sum of its proper divisors (25611109485).

42245011155 is a wasteful number, since it uses less digits than its factorization.

42245011155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10311.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 42245011155 its reverse (55111054224), we get a palindrome (97356065379).

The spelling of 42245011155 in words is "forty-two billion, two hundred forty-five million, eleven thousand, one hundred fifty-five".