11812284650 has 24 divisors (see below), whose sum is σ = 22018968300. Its totient is φ = 4714565760.

The previous prime is 11812284619. The next prime is 11812284713. The reversal of 11812284650 is 5648221811.

It can be written as a sum of positive squares in 6 ways, for example, as 3990827929 + 7821456721 = 63173^2 + 88439^2 .

It is a super-3 number, since 3×11812284650³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235625 + ... + 281324.

Almost surely, 2^11812284650 is an apocalyptic number.

11812284650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11812284650 is a deficient number, since it is larger than the sum of its proper divisors (10206683650).

11812284650 is a wasteful number, since it uses less digits than its factorization.

11812284650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517418 (or 517413 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 38.

The spelling of 11812284650 in words is "eleven billion, eight hundred twelve million, two hundred eighty-four thousand, six hundred fifty".