47700385476 has 144 divisors (see below), whose sum is σ = 127167324480. Its totient is φ = 13829529600.

The previous prime is 47700385361. The next prime is 47700385477. The reversal of 47700385476 is 67458300774.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (47700385477) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 6511896 + ... + 6519216.

It is an arithmetic number, because the mean of its divisors is an integer number (883106420).

Almost surely, 2^47700385476 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 47700385476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63583662240).

47700385476 is an abundant number, since it is smaller than the sum of its proper divisors (79466939004).

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

47700385476 is a wasteful number, since it uses less digits than its factorization.

47700385476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7446 (or 7403 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 47700385476 in words is "forty-seven billion, seven hundred million, three hundred eighty-five thousand, four hundred seventy-six".