42155233554 has 16 divisors (see below), whose sum is σ = 96354819648. Its totient is φ = 12044352432.

The previous prime is 42155233541. The next prime is 42155233573. The reversal of 42155233554 is 45533255124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501847977 + ... + 501848060.

It is an arithmetic number, because the mean of its divisors is an integer number (6022176228).

Almost surely, 2^42155233554 is an apocalyptic number.

42155233554 is an abundant number, since it is smaller than the sum of its proper divisors (54199586094).

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

42155233554 is a wasteful number, since it uses less digits than its factorization.

42155233554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003696049.

The product of its digits is 360000, while the sum is 39.

Adding to 42155233554 its reverse (45533255124), we get a palindrome (87688488678).

The spelling of 42155233554 in words is "forty-two billion, one hundred fifty-five million, two hundred thirty-three thousand, five hundred fifty-four".