219552143162 has 12 divisors (see below), whose sum is σ = 361988864538. Its totient is φ = 99796428600.

The previous prime is 219552143149. The next prime is 219552143189. The reversal of 219552143162 is 261341255912.

It can be written as a sum of positive squares in only one way, i.e., 218669399641 + 882743521 = 467621^2 + 29711^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 453619889 + ... + 453620372.

Almost surely, 2^219552143162 is an apocalyptic number.

219552143162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

219552143162 is a deficient number, since it is larger than the sum of its proper divisors (142436721376).

219552143162 is a wasteful number, since it uses less digits than its factorization.

219552143162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907240285 (or 907240274 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The spelling of 219552143162 in words is "two hundred nineteen billion, five hundred fifty-two million, one hundred forty-three thousand, one hundred sixty-two".