47533547520 has 280 divisors, whose sum is σ = 170418063024. Its totient is φ = 12674727936.

The previous prime is 47533547513. The next prime is 47533547543. The reversal of 47533547520 is 2574533574.

47533547520 is a `hidden beast` number, since 4 + 7 + 53 + 3 + 547 + 52 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3310597 + ... + 3324923.

Almost surely, 2^47533547520 is an apocalyptic number.

47533547520 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 47533547520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85209031512).

47533547520 is an abundant number, since it is smaller than the sum of its proper divisors (122884515504).

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

47533547520 is an equidigital number, since it uses as much as digits as its factorization.

47533547520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14370 (or 14337 counting only the distinct ones).

The product of its (nonzero) digits is 1764000, while the sum is 45.

The spelling of 47533547520 in words is "forty-seven billion, five hundred thirty-three million, five hundred forty-seven thousand, five hundred twenty".