42664247076 has 48 divisors (see below), whose sum is σ = 108626753088. Its totient is φ = 12925363200.

The previous prime is 42664247033. The next prime is 42664247089. The reversal of 42664247076 is 67074246624.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526216 + ... + 601856.

It is an arithmetic number, because the mean of its divisors is an integer number (2263057356).

Almost surely, 2^42664247076 is an apocalyptic number.

It is an amenable number.

42664247076 is an abundant number, since it is smaller than the sum of its proper divisors (65962506012).

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

42664247076 is a wasteful number, since it uses less digits than its factorization.

42664247076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79932 (or 79930 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 48.

The spelling of 42664247076 in words is "forty-two billion, six hundred sixty-four million, two hundred forty-seven thousand, seventy-six".