11461559946 has 16 divisors (see below), whose sum is σ = 22972850208. Its totient is φ = 3812231600.

The previous prime is 11461559917. The next prime is 11461559947. The reversal of 11461559946 is 64995516411.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11461559947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2069100 + ... + 2074631.

It is an arithmetic number, because the mean of its divisors is an integer number (1435803138).

Almost surely, 2^11461559946 is an apocalyptic number.

11461559946 is an abundant number, since it is smaller than the sum of its proper divisors (11511290262).

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

11461559946 is a wasteful number, since it uses less digits than its factorization.

11461559946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144197.

The product of its digits is 1166400, while the sum is 51.

The spelling of 11461559946 in words is "eleven billion, four hundred sixty-one million, five hundred fifty-nine thousand, nine hundred forty-six".