11956901622 has 8 divisors (see below), whose sum is σ = 23913803256. Its totient is φ = 3985633872.

The previous prime is 11956901617. The next prime is 11956901623. The reversal of 11956901622 is 22610965911.

It is a sphenic number, since it is the product of 3 distinct primes.

11956901622 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11956901623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 996408463 + ... + 996408474.

It is an arithmetic number, because the mean of its divisors is an integer number (2989225407).

Almost surely, 2^11956901622 is an apocalyptic number.

11956901622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11956901622 is a wasteful number, since it uses less digits than its factorization.

11956901622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992816942.

The product of its (nonzero) digits is 58320, while the sum is 42.

The spelling of 11956901622 in words is "eleven billion, nine hundred fifty-six million, nine hundred one thousand, six hundred twenty-two".