42015564362 has 8 divisors (see below), whose sum is σ = 66730602276. Its totient is φ = 19772030272.

The previous prime is 42015564361. The next prime is 42015564389. The reversal of 42015564362 is 26346551024.

It can be written as a sum of positive squares in 2 ways, for example, as 32620333321 + 9395231041 = 180611^2 + 96929^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42015564361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617875913 + ... + 617875980.

Almost surely, 2^42015564362 is an apocalyptic number.

42015564362 is a deficient number, since it is larger than the sum of its proper divisors (24715037914).

42015564362 is a wasteful number, since it uses less digits than its factorization.

42015564362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235751912.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 42015564362 in words is "forty-two billion, fifteen million, five hundred sixty-four thousand, three hundred sixty-two".