42893548634 has 8 divisors (see below), whose sum is σ = 65221697460. Its totient is φ = 21152982816.

The previous prime is 42893548619. The next prime is 42893548703. The reversal of 42893548634 is 43684539824.

It can be written as a sum of positive squares in 2 ways, for example, as 38269140625 + 4624408009 = 195625^2 + 68003^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42893548634.

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, 146895569 + ... + 146895860.

Almost surely, 2^42893548634 is an apocalyptic number.

42893548634 is a deficient number, since it is larger than the sum of its proper divisors (22328148826).

42893548634 is a wasteful number, since it uses less digits than its factorization.

42893548634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293791504.

The product of its digits is 19906560, while the sum is 56.

The spelling of 42893548634 in words is "forty-two billion, eight hundred ninety-three million, five hundred forty-eight thousand, six hundred thirty-four".