53335187220 has 96 divisors (see below), whose sum is σ = 173076535296. Its totient is φ = 12019190400.

The previous prime is 53335187207. The next prime is 53335187231. The reversal of 53335187220 is 2278153335.

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 31 ways as a sum of consecutive naturals, for example, 864466 + ... + 924105.

It is an arithmetic number, because the mean of its divisors is an integer number (1802880576).

Almost surely, 2^53335187220 is an apocalyptic number.

It is an amenable number.

53335187220 is an abundant number, since it is smaller than the sum of its proper divisors (119741348076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53335187220 is a wasteful number, since it uses less digits than its factorization.

53335187220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788661 (or 1788659 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 53335187220 in words is "fifty-three billion, three hundred thirty-five million, one hundred eighty-seven thousand, two hundred twenty".