42504672642 has 8 divisors (see below), whose sum is σ = 85009345296. Its totient is φ = 14168224212.

The previous prime is 42504672619. The next prime is 42504672647. The reversal of 42504672642 is 24627640524.

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

42504672642 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 42504672594 and 42504672603.

It is not an unprimeable number, because it can be changed into a prime (42504672647) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3542056048 + ... + 3542056059.

It is an arithmetic number, because the mean of its divisors is an integer number (10626168162).

Almost surely, 2^42504672642 is an apocalyptic number.

42504672642 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.

42504672642 is a wasteful number, since it uses less digits than its factorization.

42504672642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7084112112.

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 42504672642 in words is "forty-two billion, five hundred four million, six hundred seventy-two thousand, six hundred forty-two".