42738532830 has 96 divisors (see below), whose sum is σ = 127025705664. Its totient is φ = 9766407168.

The previous prime is 42738532777. The next prime is 42738532849. The reversal of 42738532830 is 3823583724.

42738532830 is a `hidden beast` number, since 4 + 2 + 7 + 38 + 532 + 83 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4441104 + ... + 4450716.

It is an arithmetic number, because the mean of its divisors is an integer number (1323184434).

Almost surely, 2^42738532830 is an apocalyptic number.

42738532830 is an abundant number, since it is smaller than the sum of its proper divisors (84287172834).

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

42738532830 is a wasteful number, since it uses less digits than its factorization.

42738532830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16690 (or 16687 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 42738532830 in words is "forty-two billion, seven hundred thirty-eight million, five hundred thirty-two thousand, eight hundred thirty".