47211055617616 has 80 divisors (see below), whose sum is σ = 100094436224640. Its totient is φ = 21393470730240.

The previous prime is 47211055617601. The next prime is 47211055617631. The reversal of 47211055617616 is 61671655011274.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (47211055617601) and next prime (47211055617631).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 588868765 + ... + 588948931.

It is an arithmetic number, because the mean of its divisors is an integer number (1251180452808).

Almost surely, 2^{47211055617616} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47211055617616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50047218112320).

47211055617616 is an abundant number, since it is smaller than the sum of its proper divisors (52883380607024).

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

47211055617616 is a wasteful number, since it uses less digits than its factorization.

47211055617616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90452 (or 90446 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 47211055617616 in words is "forty-seven trillion, two hundred eleven billion, fifty-five million, six hundred seventeen thousand, six hundred sixteen".