3815610630812 has 12 divisors (see below), whose sum is σ = 7028756425320. Its totient is φ = 1807394509296.

The previous prime is 3815610630743. The next prime is 3815610630823. The reversal of 3815610630812 is 2180360165183.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25102701443 + ... + 25102701594.

It is an arithmetic number, because the mean of its divisors is an integer number (585729702110).

Almost surely, 2^{3815610630812} is an apocalyptic number.

It is an amenable number.

3815610630812 is a deficient number, since it is larger than the sum of its proper divisors (3213145794508).

3815610630812 is a wasteful number, since it uses less digits than its factorization.

3815610630812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50205403060 (or 50205403058 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

Adding to 3815610630812 its reverse (2180360165183), we get a palindrome (5995970795995).

The spelling of 3815610630812 in words is "three trillion, eight hundred fifteen billion, six hundred ten million, six hundred thirty thousand, eight hundred twelve".