218334401485004 has 24 divisors (see below), whose sum is σ = 442196256176640. Its totient is φ = 92387432092176.

The previous prime is 218334401484973. The next prime is 218334401485007. The reversal of 218334401485004 is 400584104433812.

It is a self number, because there is not a number n which added to its sum of digits gives 218334401485004.

It is not an unprimeable number, because it can be changed into a prime (218334401485007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49352258522 + ... + 49352262945.

It is an arithmetic number, because the mean of its divisors is an integer number (18424844007360).

Almost surely, 2^{218334401485004} is an apocalyptic number.

It is an amenable number.

218334401485004 is an abundant number, since it is smaller than the sum of its proper divisors (223861854691636).

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

218334401485004 is a wasteful number, since it uses less digits than its factorization.

218334401485004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98704521557 (or 98704521555 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 47.

The spelling of 218334401485004 in words is "two hundred eighteen trillion, three hundred thirty-four billion, four hundred one million, four hundred eighty-five thousand, four".