47990870928 has 1440 divisors, whose sum is σ = 201703756800. Its totient is φ = 10715950080.

The previous prime is 47990870911. The next prime is 47990870957. The reversal of 47990870928 is 82907809974.

47990870928 is a `hidden beast` number, since 479 + 9 + 0 + 8 + 70 + 92 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

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 287 ways as a sum of consecutive naturals, for example, 813404563 + ... + 813404621.

Almost surely, 2^47990870928 is an apocalyptic number.

47990870928 is a gapful number since it is divisible by the number (48) 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 47990870928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100851878400).

47990870928 is an abundant number, since it is smaller than the sum of its proper divisors (153712885872).

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

47990870928 is a wasteful number, since it uses less digits than its factorization.

47990870928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 63.

The spelling of 47990870928 in words is "forty-seven billion, nine hundred ninety million, eight hundred seventy thousand, nine hundred twenty-eight".