47657461510672 has 80 divisors (see below), whose sum is σ = 100205881288128. Its totient is φ = 21826172459520.

The previous prime is 47657461510639. The next prime is 47657461510777. The reversal of 47657461510672 is 27601516475674.

It is a self number, because there is not a number n which added to its sum of digits gives 47657461510672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399205263 + ... + 399324625.

Almost surely, 2^{47657461510672} 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 47657461510672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50102940644064).

47657461510672 is an abundant number, since it is smaller than the sum of its proper divisors (52548419777456).

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

47657461510672 is a wasteful number, since it uses less digits than its factorization.

47657461510672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134168 (or 134162 counting only the distinct ones).

The product of its (nonzero) digits is 59270400, while the sum is 61.

The spelling of 47657461510672 in words is "forty-seven trillion, six hundred fifty-seven billion, four hundred sixty-one million, five hundred ten thousand, six hundred seventy-two".