11914961628 has 24 divisors (see below), whose sum is σ = 27815336080. Its totient is φ = 3969688320.

The previous prime is 11914961627. The next prime is 11914961647. The reversal of 11914961628 is 82616941911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11914961623) 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, 220333 + ... + 269028.

Almost surely, 2^11914961628 is an apocalyptic number.

It is an amenable number.

11914961628 is an abundant number, since it is smaller than the sum of its proper divisors (15900374452).

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

11914961628 is a wasteful number, since it uses less digits than its factorization.

11914961628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491397 (or 491395 counting only the distinct ones).

The product of its digits is 186624, while the sum is 48.

The spelling of 11914961628 in words is "eleven billion, nine hundred fourteen million, nine hundred sixty-one thousand, six hundred twenty-eight".