42606969984 has 96 divisors (see below), whose sum is σ = 129818171340. Its totient is φ = 13366886400.

The previous prime is 42606969983. The next prime is 42606969989. The reversal of 42606969984 is 48996960624.

42606969984 is a `hidden beast` number, since 426 + 0 + 69 + 69 + 98 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39651960384 + 2955009600 = 199128^2 + 54360^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (42606969983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1068217 + ... + 1107384.

Almost surely, 2^42606969984 is an apocalyptic number.

It is an amenable number.

42606969984 is an abundant number, since it is smaller than the sum of its proper divisors (87211201356).

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

42606969984 is a wasteful number, since it uses less digits than its factorization.

42606969984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175638 (or 2175623 counting only the distinct ones).

The product of its (nonzero) digits is 40310784, while the sum is 63.

The spelling of 42606969984 in words is "forty-two billion, six hundred six million, nine hundred sixty-nine thousand, nine hundred eighty-four".