47489339376640 has 1056 divisors, whose sum is σ = 144596084256000. Its totient is φ = 14917445222400.

The previous prime is 47489339376607. The next prime is 47489339376691. The reversal of 47489339376640 is 4667393398474.

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 95 ways as a sum of consecutive naturals, for example, 32065724700 + ... + 32065726180.

Almost surely, 2^{47489339376640} is an apocalyptic number.

47489339376640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47489339376640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72298042128000).

47489339376640 is an abundant number, since it is smaller than the sum of its proper divisors (97106744879360).

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

47489339376640 is a wasteful number, since it uses less digits than its factorization.

47489339376640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608 (or 1545 counting only the distinct ones).

The product of its (nonzero) digits is 1975228416, while the sum is 73.

The spelling of 47489339376640 in words is "forty-seven trillion, four hundred eighty-nine billion, three hundred thirty-nine million, three hundred seventy-six thousand, six hundred forty".