42987405235 has 8 divisors (see below), whose sum is σ = 52206391440. Its totient is φ = 33975587424.

The previous prime is 42987405229. The next prime is 42987405239. The reversal of 42987405235 is 53250478924.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42987405235 - 2¹⁷ = 42987274163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42987405239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51791640 + ... + 51792469.

It is an arithmetic number, because the mean of its divisors is an integer number (6525798930).

Almost surely, 2^42987405235 is an apocalyptic number.

42987405235 is a deficient number, since it is larger than the sum of its proper divisors (9218986205).

42987405235 is a wasteful number, since it uses less digits than its factorization.

42987405235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103584197.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 42987405235 in words is "forty-two billion, nine hundred eighty-seven million, four hundred five thousand, two hundred thirty-five".