42635653624 has 8 divisors (see below), whose sum is σ = 79941850560. Its totient is φ = 21317826808.

The previous prime is 42635653589. The next prime is 42635653639.

42635653624 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2664728344 + ... + 2664728359.

It is an arithmetic number, because the mean of its divisors is an integer number (9992731320).

Almost surely, 2^42635653624 is an apocalyptic number.

It is an amenable number.

42635653624 is a deficient number, since it is larger than the sum of its proper divisors (37306196936).

42635653624 is a wasteful number, since it uses less digits than its factorization.

42635653624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5329456709 (or 5329456705 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 46.

The spelling of 42635653624 in words is "forty-two billion, six hundred thirty-five million, six hundred fifty-three thousand, six hundred twenty-four".