3155345543512 has 16 divisors (see below), whose sum is σ = 5917134297600. Its totient is φ = 1577443064160.

The previous prime is 3155345543507. The next prime is 3155345543527. The reversal of 3155345543512 is 2153455435513.

It is a happy number.

It is a super-2 number, since 2×3155345543512² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 28655064 + ... + 28764967.

It is an arithmetic number, because the mean of its divisors is an integer number (369820893600).

Almost surely, 2^{3155345543512} is an apocalyptic number.

It is an amenable number.

3155345543512 is a deficient number, since it is larger than the sum of its proper divisors (2761788754088).

3155345543512 is a wasteful number, since it uses less digits than its factorization.

3155345543512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57426906 (or 57426902 counting only the distinct ones).

The product of its digits is 2700000, while the sum is 46.

The spelling of 3155345543512 in words is "three trillion, one hundred fifty-five billion, three hundred forty-five million, five hundred forty-three thousand, five hundred twelve".