2239181146867 has 32 divisors (see below), whose sum is σ = 2767796656128. Its totient is φ = 1767613940736.

The previous prime is 2239181146849. The next prime is 2239181146877. The reversal of 2239181146867 is 7686411819322.

It is a de Polignac number, because none of the positive numbers 2^k-2239181146867 is a prime.

It is a super-2 number, since 2×2239181146867² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2239181146877) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30260328 + ... + 30334234.

It is an arithmetic number, because the mean of its divisors is an integer number (86493645504).

Almost surely, 2^{2239181146867} is an apocalyptic number.

2239181146867 is a deficient number, since it is larger than the sum of its proper divisors (528615509261).

2239181146867 is a wasteful number, since it uses less digits than its factorization.

2239181146867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79395.

The product of its digits is 6967296, while the sum is 58.

The spelling of 2239181146867 in words is "two trillion, two hundred thirty-nine billion, one hundred eighty-one million, one hundred forty-six thousand, eight hundred sixty-seven".