219619810968 has 32 divisors (see below), whose sum is σ = 551405977200. Its totient is φ = 72892410368.

The previous prime is 219619810957. The next prime is 219619810973. The reversal of 219619810968 is 869018916912.

It is a super-2 number, since 2×219619810968² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19631373 + ... + 19642556.

Almost surely, 2^219619810968 is an apocalyptic number.

It is an amenable number.

219619810968 is an abundant number, since it is smaller than the sum of its proper divisors (331786166232).

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

219619810968 is a wasteful number, since it uses less digits than its factorization.

219619810968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39274171 (or 39274167 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 60.

The spelling of 219619810968 in words is "two hundred nineteen billion, six hundred nineteen million, eight hundred ten thousand, nine hundred sixty-eight".