3420512125616 has 20 divisors (see below), whose sum is σ = 6655685350392. Its totient is φ = 1702915906176.

The previous prime is 3420512125607. The next prime is 3420512125619. The reversal of 3420512125616 is 6165212150243.

It is a self number, because there is not a number n which added to its sum of digits gives 3420512125616.

It is not an unprimeable number, because it can be changed into a prime (3420512125619) by changing a digit.

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, 458755946 + ... + 458763401.

Almost surely, 2^{3420512125616} is an apocalyptic number.

It is an amenable number.

3420512125616 is a deficient number, since it is larger than the sum of its proper divisors (3235173224776).

3420512125616 is a wasteful number, since it uses less digits than its factorization.

3420512125616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917519588 (or 917519582 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

Adding to 3420512125616 its reverse (6165212150243), we get a palindrome (9585724275859).

The spelling of 3420512125616 in words is "three trillion, four hundred twenty billion, five hundred twelve million, one hundred twenty-five thousand, six hundred sixteen".