42134541290 has 16 divisors (see below), whose sum is σ = 75965106312. Its totient is φ = 16826498304.

The previous prime is 42134541287. The next prime is 42134541313. The reversal of 42134541290 is 9214543124.

It is a Cunningham number, because it is equal to 205267²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 15168631921 + 26965909369 = 123161^2 + 164213^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42134541290.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3408299 + ... + 3420638.

Almost surely, 2^42134541290 is an apocalyptic number.

42134541290 is a deficient number, since it is larger than the sum of its proper divisors (33830565022).

42134541290 is a wasteful number, since it uses less digits than its factorization.

42134541290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6829561.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 42134541290 in words is "forty-two billion, one hundred thirty-four million, five hundred forty-one thousand, two hundred ninety".