3145554553344 has 160 divisors (see below), whose sum is σ = 9578611739136. Its totient is φ = 898587095040.

The previous prime is 3145554553319. The next prime is 3145554553357. The reversal of 3145554553344 is 4433554555413.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80695779 + ... + 80734749.

Almost surely, 2^{3145554553344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3145554553344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4789305869568).

3145554553344 is an abundant number, since it is smaller than the sum of its proper divisors (6433057185792).

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

3145554553344 is an equidigital number, since it uses as much as digits as its factorization.

3145554553344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46506 (or 46490 counting only the distinct ones).

The product of its digits is 21600000, while the sum is 51.

The spelling of 3145554553344 in words is "three trillion, one hundred forty-five billion, five hundred fifty-four million, five hundred fifty-three thousand, three hundred forty-four".