11554142614431 has 8 divisors (see below), whose sum is σ = 15409926336000. Its totient is φ = 7700560317912.

The previous prime is 11554142614423. The next prime is 11554142614433. The reversal of 11554142614431 is 13441624145511.

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

It is not a de Polignac number, because 11554142614431 - 2³ = 11554142614423 is a prime.

It is a super-2 number, since 2×11554142614431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11554142614433) 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, 550344015 + ... + 550365008.

It is an arithmetic number, because the mean of its divisors is an integer number (1926240792000).

Almost surely, 2^{11554142614431} is an apocalyptic number.

11554142614431 is a deficient number, since it is larger than the sum of its proper divisors (3855783721569).

11554142614431 is a wasteful number, since it uses less digits than its factorization.

11554142614431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100712525.

The product of its digits is 230400, while the sum is 42.

Adding to 11554142614431 its reverse (13441624145511), we get a palindrome (24995766759942).

The spelling of 11554142614431 in words is "eleven trillion, five hundred fifty-four billion, one hundred forty-two million, six hundred fourteen thousand, four hundred thirty-one".