42628090734 has 24 divisors (see below), whose sum is σ = 92602029312. Its totient is φ = 14172261120.

The previous prime is 42628090663. The next prime is 42628090751. The reversal of 42628090734 is 43709082624.

It is a super-2 number, since 2×42628090734² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42628090734.

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, 3084787 + ... + 3098574.

It is an arithmetic number, because the mean of its divisors is an integer number (3858417888).

Almost surely, 2^42628090734 is an apocalyptic number.

42628090734 is an abundant number, since it is smaller than the sum of its proper divisors (49973938578).

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

42628090734 is a wasteful number, since it uses less digits than its factorization.

42628090734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6183752 (or 6183749 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 42628090734 in words is "forty-two billion, six hundred twenty-eight million, ninety thousand, seven hundred thirty-four".