1160220178138 has 64 divisors (see below), whose sum is σ = 2129612544000. Its totient is φ = 462974595264.

The previous prime is 1160220178097. The next prime is 1160220178193. The reversal of 1160220178138 is 8318710220611.

It is a super-2 number, since 2×1160220178138² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1160220178138.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124495843 + ... + 124505161.

It is an arithmetic number, because the mean of its divisors is an integer number (33275196000).

Almost surely, 2^{1160220178138} is an apocalyptic number.

1160220178138 is a deficient number, since it is larger than the sum of its proper divisors (969392365862).

1160220178138 is a wasteful number, since it uses less digits than its factorization.

1160220178138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17339.

The product of its (nonzero) digits is 32256, while the sum is 40.

Adding to 1160220178138 its reverse (8318710220611), we get a palindrome (9478930398749).

The spelling of 1160220178138 in words is "one trillion, one hundred sixty billion, two hundred twenty million, one hundred seventy-eight thousand, one hundred thirty-eight".