3155240043245 has 32 divisors (see below), whose sum is σ = 4014068400000. Its totient is φ = 2372715012096.

The previous prime is 3155240043209. The next prime is 3155240043253. The reversal of 3155240043245 is 5423400425513.

It is a cyclic number.

It is not a de Polignac number, because 3155240043245 - 2⁶ = 3155240043181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3155240043199 and 3155240043208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287383166 + ... + 287394144.

It is an arithmetic number, because the mean of its divisors is an integer number (125439637500).

Almost surely, 2^{3155240043245} is an apocalyptic number.

It is an amenable number.

3155240043245 is a deficient number, since it is larger than the sum of its proper divisors (858828356755).

3155240043245 is a wasteful number, since it uses less digits than its factorization.

3155240043245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14957.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 3155240043245 its reverse (5423400425513), we get a palindrome (8578640468758).

The spelling of 3155240043245 in words is "three trillion, one hundred fifty-five billion, two hundred forty million, forty-three thousand, two hundred forty-five".