42040829074 has 8 divisors (see below), whose sum is σ = 63769797180. Its totient is φ = 20784230016.

The previous prime is 42040829053. The next prime is 42040829081. The reversal of 42040829074 is 47092804024.

It can be written as a sum of positive squares in 2 ways, for example, as 40539809025 + 1501020049 = 201345^2 + 38743^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118092039 + ... + 118092394.

Almost surely, 2^42040829074 is an apocalyptic number.

42040829074 is a deficient number, since it is larger than the sum of its proper divisors (21728968106).

42040829074 is a wasteful number, since it uses less digits than its factorization.

42040829074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236184524.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 42040829074 in words is "forty-two billion, forty million, eight hundred twenty-nine thousand, seventy-four".