13145452154044 has 36 divisors (see below), whose sum is σ = 27061063258320. Its totient is φ = 5570464468800.

The previous prime is 13145452154041. The next prime is 13145452154063. The reversal of 13145452154044 is 44045125454131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13145452154041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 376772632 + ... + 376807519.

It is an arithmetic number, because the mean of its divisors is an integer number (751696201620).

Almost surely, 2^{13145452154044} is an apocalyptic number.

13145452154044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13145452154044 is an abundant number, since it is smaller than the sum of its proper divisors (13915611104276).

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

13145452154044 is a wasteful number, since it uses less digits than its factorization.

13145452154044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753580258 (or 753580249 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 13145452154044 in words is "thirteen trillion, one hundred forty-five billion, four hundred fifty-two million, one hundred fifty-four thousand, forty-four".