42252155235 has 24 divisors (see below), whose sum is σ = 73246075344. Its totient is φ = 22531711680.

The previous prime is 42252155207. The next prime is 42252155237. The reversal of 42252155235 is 53255125224.

42252155235 is a `hidden beast` number, since 4 + 22 + 52 + 1 + 552 + 35 = 666.

It is not a de Polignac number, because 42252155235 - 2⁷ = 42252155107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42252155235.

It is not an unprimeable number, because it can be changed into a prime (42252155237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 342805 + ... + 449465.

It is an arithmetic number, because the mean of its divisors is an integer number (3051919806).

Almost surely, 2^42252155235 is an apocalyptic number.

42252155235 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42252155235 is a deficient number, since it is larger than the sum of its proper divisors (30993920109).

42252155235 is a wasteful number, since it uses less digits than its factorization.

42252155235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115475 (or 115472 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The spelling of 42252155235 in words is "forty-two billion, two hundred fifty-two million, one hundred fifty-five thousand, two hundred thirty-five".