11802873106512 has 30 divisors (see below), whose sum is σ = 33031651819322. Its totient is φ = 3934291035456.

The previous prime is 11802873106463. The next prime is 11802873106513. The reversal of 11802873106512 is 21560137820811.

11802873106512 is a `hidden beast` number, since 1 + 1 + 8 + 0 + 28 + 7 + 3 + 106 + 512 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6606771092496 + 5196102014016 = 2570364^2 + 2279496^2 .

It is a super-2 number, since 2×11802873106512² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11802873106513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40982198143 + ... + 40982198430.

Almost surely, 2^{11802873106512} is an apocalyptic number.

11802873106512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11802873106512 is an abundant number, since it is smaller than the sum of its proper divisors (21228778712810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11802873106512 is a wasteful number, since it uses less digits than its factorization.

11802873106512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81964396587 (or 81964396578 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 11802873106512 in words is "eleven trillion, eight hundred two billion, eight hundred seventy-three million, one hundred six thousand, five hundred twelve".