13144332151554 has 32 divisors (see below), whose sum is σ = 26634921768000. Its totient is φ = 4323990392832.

The previous prime is 13144332151553. The next prime is 13144332151597. The reversal of 13144332151554 is 45515123344131.

It is a super-2 number, since 2×13144332151554² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13144332151553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31784304 + ... + 32195195.

It is an arithmetic number, because the mean of its divisors is an integer number (832341305250).

Almost surely, 2^{13144332151554} is an apocalyptic number.

13144332151554 is an abundant number, since it is smaller than the sum of its proper divisors (13490589616446).

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

13144332151554 is a wasteful number, since it uses less digits than its factorization.

13144332151554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63979954.

The product of its digits is 432000, while the sum is 42.

Adding to 13144332151554 its reverse (45515123344131), we get a palindrome (58659455495685).

The spelling of 13144332151554 in words is "thirteen trillion, one hundred forty-four billion, three hundred thirty-two million, one hundred fifty-one thousand, five hundred fifty-four".