42029928380 has 36 divisors (see below), whose sum is σ = 97016195640. Its totient is φ = 15283609440.

The previous prime is 42029928377. The next prime is 42029928431. The reversal of 42029928380 is 8382992024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8681450 + ... + 8686289.

Almost surely, 2^42029928380 is an apocalyptic number.

It is an amenable number.

42029928380 is an abundant number, since it is smaller than the sum of its proper divisors (54986267260).

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

42029928380 is a wasteful number, since it uses less digits than its factorization.

42029928380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17367770 (or 17367757 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 42029928380 in words is "forty-two billion, twenty-nine million, nine hundred twenty-eight thousand, three hundred eighty".