900219717030 has 32 divisors (see below), whose sum is σ = 2164311122688. Its totient is φ = 239638168800.

The previous prime is 900219716969. The next prime is 900219717079. The reversal of 900219717030 is 30717912009.

It is a self number, because there is not a number n which added to its sum of digits gives 900219717030.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26258986 + ... + 26293245.

It is an arithmetic number, because the mean of its divisors is an integer number (67634722584).

Almost surely, 2^900219717030 is an apocalyptic number.

900219717030 is an abundant number, since it is smaller than the sum of its proper divisors (1264091405658).

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

900219717030 is a wasteful number, since it uses less digits than its factorization.

900219717030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52552812.

The product of its (nonzero) digits is 23814, while the sum is 39.

The spelling of 900219717030 in words is "nine hundred billion, two hundred nineteen million, seven hundred seventeen thousand, thirty".