11671484918 has 16 divisors (see below), whose sum is σ = 18344231136. Its totient is φ = 5558847360.

The previous prime is 11671484911. The next prime is 11671484921. The reversal of 11671484918 is 81948417611.

It is a super-2 number, since 2×11671484918² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11671484911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515321 + ... + 537492.

It is an arithmetic number, because the mean of its divisors is an integer number (1146514446).

Almost surely, 2^11671484918 is an apocalyptic number.

11671484918 is a deficient number, since it is larger than the sum of its proper divisors (6672746218).

11671484918 is a wasteful number, since it uses less digits than its factorization.

11671484918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053079.

The product of its digits is 387072, while the sum is 50.

The spelling of 11671484918 in words is "eleven billion, six hundred seventy-one million, four hundred eighty-four thousand, nine hundred eighteen".