42753891815 has 8 divisors (see below), whose sum is σ = 51307776960. Its totient is φ = 34201042272.

The previous prime is 42753891773. The next prime is 42753891833. The reversal of 42753891815 is 51819835724.

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

It is a cyclic number.

It is not a de Polignac number, because 42753891815 - 2²² = 42749697511 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164975 + ... + 335744.

It is an arithmetic number, because the mean of its divisors is an integer number (6413472120).

Almost surely, 2^42753891815 is an apocalyptic number.

42753891815 is a deficient number, since it is larger than the sum of its proper divisors (8553885145).

42753891815 is a wasteful number, since it uses less digits than its factorization.

42753891815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517801.

The product of its digits is 2419200, while the sum is 53.

The spelling of 42753891815 in words is "forty-two billion, seven hundred fifty-three million, eight hundred ninety-one thousand, eight hundred fifteen".