42635638210 has 64 divisors (see below), whose sum is σ = 85763297664. Its totient is φ = 15126451200.

The previous prime is 42635638207. The next prime is 42635638261. The reversal of 42635638210 is 1283653624.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4711290 + ... + 4720330.

It is an arithmetic number, because the mean of its divisors is an integer number (1340051526).

Almost surely, 2^42635638210 is an apocalyptic number.

42635638210 is an abundant number, since it is smaller than the sum of its proper divisors (43127659454).

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

42635638210 is a wasteful number, since it uses less digits than its factorization.

42635638210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10099.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 42635638210 in words is "forty-two billion, six hundred thirty-five million, six hundred thirty-eight thousand, two hundred ten".