47848497840 has 480 divisors, whose sum is σ = 199896330816. Its totient is φ = 10077143040.

The previous prime is 47848497821. The next prime is 47848497859. The reversal of 47848497840 is 4879484874.

47848497840 is a `hidden beast` number, since 4 + 78 + 484 + 9 + 7 + 84 + 0 = 666.

47848497840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47848497821) and next prime (47848497859).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1736652 + ... + 1763988.

Almost surely, 2^47848497840 is an apocalyptic number.

47848497840 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 47848497840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99948165408).

47848497840 is an abundant number, since it is smaller than the sum of its proper divisors (152047832976).

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

47848497840 is a wasteful number, since it uses less digits than its factorization.

47848497840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27397 (or 27388 counting only the distinct ones).

The product of its (nonzero) digits is 57802752, while the sum is 63.

The spelling of 47848497840 in words is "forty-seven billion, eight hundred forty-eight million, four hundred ninety-seven thousand, eight hundred forty".