11420949612 has 24 divisors (see below), whose sum is σ = 26651825200. Its totient is φ = 3806562816.

The previous prime is 11420949611. The next prime is 11420949623. The reversal of 11420949612 is 21694902411.

It is not an unprimeable number, because it can be changed into a prime (11420949611) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 72564 + ... + 167652.

Almost surely, 2^11420949612 is an apocalyptic number.

11420949612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11420949612 is an abundant number, since it is smaller than the sum of its proper divisors (15230875588).

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

11420949612 is a wasteful number, since it uses less digits than its factorization.

11420949612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105105 (or 105103 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 11420949612 in words is "eleven billion, four hundred twenty million, nine hundred forty-nine thousand, six hundred twelve".