219734304436 has 12 divisors (see below), whose sum is σ = 384863422720. Its totient is φ = 109773326520.

The previous prime is 219734304329. The next prime is 219734304509. The reversal of 219734304436 is 634403437912.

It is a super-4 number, since 4×219734304436⁴ (a number of 46 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23451156 + ... + 23460523.

Almost surely, 2^219734304436 is an apocalyptic number.

It is an amenable number.

219734304436 is a deficient number, since it is larger than the sum of its proper divisors (165129118284).

219734304436 is a wasteful number, since it uses less digits than its factorization.

219734304436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46912854 (or 46912852 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 46.

The spelling of 219734304436 in words is "two hundred nineteen billion, seven hundred thirty-four million, three hundred four thousand, four hundred thirty-six".