42660928332 has 36 divisors (see below), whose sum is σ = 117640742856. Its totient is φ = 12927553920.

The previous prime is 42660928313. The next prime is 42660928363. The reversal of 42660928332 is 23382906624.

It is a happy number.

42660928332 is a `hidden beast` number, since 4 + 2 + 6 + 609 + 2 + 8 + 3 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×42660928332² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53864413 + ... + 53865204.

Almost surely, 2^42660928332 is an apocalyptic number.

It is an amenable number.

42660928332 is an abundant number, since it is smaller than the sum of its proper divisors (74979814524).

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

42660928332 is a wasteful number, since it uses less digits than its factorization.

42660928332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107729638 (or 107729633 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 42660928332 in words is "forty-two billion, six hundred sixty million, nine hundred twenty-eight thousand, three hundred thirty-two".