11621847628722 has 8 divisors (see below), whose sum is σ = 23243695257456. Its totient is φ = 3873949209572.

The previous prime is 11621847628663. The next prime is 11621847628759. The reversal of 11621847628722 is 22782674812611.

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

11621847628722 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 968487302388 + ... + 968487302399.

It is an arithmetic number, because the mean of its divisors is an integer number (2905461907182).

Almost surely, 2^{11621847628722} is an apocalyptic number.

11621847628722 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.

11621847628722 is a wasteful number, since it uses less digits than its factorization.

11621847628722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936974604792.

The product of its digits is 7225344, while the sum is 57.

The spelling of 11621847628722 in words is "eleven trillion, six hundred twenty-one billion, eight hundred forty-seven million, six hundred twenty-eight thousand, seven hundred twenty-two".