53537730218 has 32 divisors (see below), whose sum is σ = 94048214400. Its totient is φ = 22377795840.

The previous prime is 53537730217. The next prime is 53537730227. The reversal of 53537730218 is 81203773535.

It is not an unprimeable number, because it can be changed into a prime (53537730217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1966205 + ... + 1993247.

It is an arithmetic number, because the mean of its divisors is an integer number (2939006700).

Almost surely, 2^53537730218 is an apocalyptic number.

53537730218 is a deficient number, since it is larger than the sum of its proper divisors (40510484182).

53537730218 is a wasteful number, since it uses less digits than its factorization.

53537730218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30542.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 53537730218 in words is "fifty-three billion, five hundred thirty-seven million, seven hundred thirty thousand, two hundred eighteen".