11462820012 has 72 divisors (see below), whose sum is σ = 33145906976. Its totient is φ = 3272016384.

The previous prime is 11462820011. The next prime is 11462820029. The reversal of 11462820012 is 21002826411.

11462820012 is a `hidden beast` number, since 1 + 1 + 4 + 628 + 20 + 0 + 12 = 666.

It is not an unprimeable number, because it can be changed into a prime (11462820011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 254628 + ... + 296244.

Almost surely, 2^11462820012 is an apocalyptic number.

11462820012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11462820012 is an abundant number, since it is smaller than the sum of its proper divisors (21683086964).

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

11462820012 is a wasteful number, since it uses less digits than its factorization.

11462820012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42727 (or 42722 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The spelling of 11462820012 in words is "eleven billion, four hundred sixty-two million, eight hundred twenty thousand, twelve".