2189267172418 has 32 divisors (see below), whose sum is σ = 3505554296640. Its totient is φ = 1022388168960.

The previous prime is 2189267172401. The next prime is 2189267172439. The reversal of 2189267172418 is 8142717629812.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6524446 + ... + 6851782.

It is an arithmetic number, because the mean of its divisors is an integer number (109548571770).

Almost surely, 2^{2189267172418} is an apocalyptic number.

2189267172418 is a deficient number, since it is larger than the sum of its proper divisors (1316287124222).

2189267172418 is a wasteful number, since it uses less digits than its factorization.

2189267172418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329842.

The product of its digits is 5419008, while the sum is 58.

The spelling of 2189267172418 in words is "two trillion, one hundred eighty-nine billion, two hundred sixty-seven million, one hundred seventy-two thousand, four hundred eighteen".