43642424634 has 8 divisors (see below), whose sum is σ = 87284849280. Its totient is φ = 14547474876.

The previous prime is 43642424587. The next prime is 43642424663.

43642424634 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

43642424634 is an admirable number.

It is a super-2 number, since 2×43642424634² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3636868714 + ... + 3636868725.

It is an arithmetic number, because the mean of its divisors is an integer number (10910606160).

Almost surely, 2^43642424634 is an apocalyptic number.

43642424634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

43642424634 is a wasteful number, since it uses less digits than its factorization.

43642424634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7273737444.

The product of its digits is 1327104, while the sum is 42.

The spelling of 43642424634 in words is "forty-three billion, six hundred forty-two million, four hundred twenty-four thousand, six hundred thirty-four".