42038134772 has 12 divisors (see below), whose sum is σ = 73570331520. Its totient is φ = 21018040056.

The previous prime is 42038134751. The next prime is 42038134799. The reversal of 42038134772 is 27743183024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160772 + ... + 331547.

It is an arithmetic number, because the mean of its divisors is an integer number (6130860960).

Almost surely, 2^42038134772 is an apocalyptic number.

It is an amenable number.

42038134772 is a deficient number, since it is larger than the sum of its proper divisors (31532196748).

42038134772 is a wasteful number, since it uses less digits than its factorization.

42038134772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513670 (or 513668 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 42038134772 in words is "forty-two billion, thirty-eight million, one hundred thirty-four thousand, seven hundred seventy-two".