47315215412 has 12 divisors (see below), whose sum is σ = 82815848640. Its totient is φ = 23653544376.

The previous prime is 47315215391. The next prime is 47315215433. The reversal of 47315215412 is 21451251374.

It is an interprime number because it is at equal distance from previous prime (47315215391) and next prime (47315215433).

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, 989558 + ... + 1036269.

It is an arithmetic number, because the mean of its divisors is an integer number (6901320720).

Almost surely, 2^47315215412 is an apocalyptic number.

It is an amenable number.

47315215412 is a deficient number, since it is larger than the sum of its proper divisors (35500633228).

47315215412 is a wasteful number, since it uses less digits than its factorization.

47315215412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031670 (or 2031668 counting only the distinct ones).

The product of its digits is 33600, while the sum is 35.

Adding to 47315215412 its reverse (21451251374), we get a palindrome (68766466786).

The spelling of 47315215412 in words is "forty-seven billion, three hundred fifteen million, two hundred fifteen thousand, four hundred twelve".