3102512690838 has 64 divisors (see below), whose sum is σ = 6834662841600. Its totient is φ = 931060690560.

The previous prime is 3102512690819. The next prime is 3102512690867. The reversal of 3102512690838 is 8380962152013.

3102512690838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 14301928 + ... + 14517236.

It is an arithmetic number, because the mean of its divisors is an integer number (106791606900).

Almost surely, 2^{3102512690838} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3102512690838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3417331420800).

3102512690838 is an abundant number, since it is smaller than the sum of its proper divisors (3732150150762).

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

3102512690838 is a wasteful number, since it uses less digits than its factorization.

3102512690838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217437.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 3102512690838 in words is "three trillion, one hundred two billion, five hundred twelve million, six hundred ninety thousand, eight hundred thirty-eight".