3155453321345 has 8 divisors (see below), whose sum is σ = 4077816599976. Its totient is φ = 2330180914176.

The previous prime is 3155453321333. The next prime is 3155453321347. The reversal of 3155453321345 is 5431233545513.

3155453321345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 652138369 + 3154801182976 = 25537^2 + 1776176^2 .

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 3155453321345 - 2⁴ = 3155453321329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3155453321296 and 3155453321305.

It is not an unprimeable number, because it can be changed into a prime (3155453321347) 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, 24272717792 + ... + 24272717921.

It is an arithmetic number, because the mean of its divisors is an integer number (509727074997).

Almost surely, 2^{3155453321345} is an apocalyptic number.

It is an amenable number.

3155453321345 is a deficient number, since it is larger than the sum of its proper divisors (922363278631).

3155453321345 is a wasteful number, since it uses less digits than its factorization.

3155453321345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48545435731.

The product of its digits is 1620000, while the sum is 44.

Adding to 3155453321345 its reverse (5431233545513), we get a palindrome (8586686866858).

The spelling of 3155453321345 in words is "three trillion, one hundred fifty-five billion, four hundred fifty-three million, three hundred twenty-one thousand, three hundred forty-five".