53355218870 has 8 divisors (see below), whose sum is σ = 96039393984. Its totient is φ = 21342087544.

The previous prime is 53355218869. The next prime is 53355218887. The reversal of 53355218870 is 7881255335.

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

It is a super-3 number, since 3×53355218870³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2667760934 + ... + 2667760953.

It is an arithmetic number, because the mean of its divisors is an integer number (12004924248).

Almost surely, 2^53355218870 is an apocalyptic number.

53355218870 is a deficient number, since it is larger than the sum of its proper divisors (42684175114).

53355218870 is a wasteful number, since it uses less digits than its factorization.

53355218870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5335521894.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 53355218870 in words is "fifty-three billion, three hundred fifty-five million, two hundred eighteen thousand, eight hundred seventy".