11381677144421 has 8 divisors (see below), whose sum is σ = 11500344960000. Its totient is φ = 11263573072080.

The previous prime is 11381677144393. The next prime is 11381677144423. The reversal of 11381677144421 is 12444177618311.

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

It is a cyclic number.

It is not a de Polignac number, because 11381677144421 - 2³⁸ = 11106799237477 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11381677144421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11381677144423) 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, 140895221 + ... + 140975978.

It is an arithmetic number, because the mean of its divisors is an integer number (1437543120000).

Almost surely, 2^{11381677144421} is an apocalyptic number.

It is an amenable number.

11381677144421 is a deficient number, since it is larger than the sum of its proper divisors (118667815579).

11381677144421 is a wasteful number, since it uses less digits than its factorization.

11381677144421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281871619.

The product of its digits is 903168, while the sum is 50.

The spelling of 11381677144421 in words is "eleven trillion, three hundred eighty-one billion, six hundred seventy-seven million, one hundred forty-four thousand, four hundred twenty-one".