47655505063672 has 128 divisors (see below), whose sum is σ = 99485952192000. Its totient is φ = 21217955996160.

The previous prime is 47655505063643. The next prime is 47655505063681. The reversal of 47655505063672 is 27636050555674.

It is a self number, because there is not a number n which added to its sum of digits gives 47655505063672.

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, 1993191654 + ... + 1993215562.

It is an arithmetic number, because the mean of its divisors is an integer number (777234001500).

Almost surely, 2^{47655505063672} 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 47655505063672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49742976096000).

47655505063672 is an abundant number, since it is smaller than the sum of its proper divisors (51830447128328).

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

47655505063672 is a wasteful number, since it uses less digits than its factorization.

47655505063672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25349 (or 25345 counting only the distinct ones).

The product of its (nonzero) digits is 158760000, while the sum is 61.

The spelling of 47655505063672 in words is "forty-seven trillion, six hundred fifty-five billion, five hundred five million, sixty-three thousand, six hundred seventy-two".