42645611016 has 48 divisors (see below), whose sum is σ = 115613195100. Its totient is φ = 14201091072.

The previous prime is 42645611009. The next prime is 42645611033. The reversal of 42645611016 is 61011654624.

42645611016 is a `hidden beast` number, since 4 + 2 + 645 + 6 + 1 + 1 + 0 + 1 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39788280900 + 2857330116 = 199470^2 + 53454^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220861 + ... + 366156.

Almost surely, 2^42645611016 is an apocalyptic number.

It is an amenable number.

42645611016 is an abundant number, since it is smaller than the sum of its proper divisors (72967584084).

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

42645611016 is a wasteful number, since it uses less digits than its factorization.

42645611016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588038 (or 588031 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 42645611016 in words is "forty-two billion, six hundred forty-five million, six hundred eleven thousand, sixteen".