47534865774 has 128 divisors (see below), whose sum is σ = 108562291200. Its totient is φ = 13748590080.

The previous prime is 47534865761. The next prime is 47534865793. The reversal of 47534865774 is 47756843574.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28480212 + ... + 28481880.

It is an arithmetic number, because the mean of its divisors is an integer number (848142900).

Almost surely, 2^47534865774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47534865774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54281145600).

47534865774 is an abundant number, since it is smaller than the sum of its proper divisors (61027425426).

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

47534865774 is a wasteful number, since it uses less digits than its factorization.

47534865774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1938.

The product of its digits is 79027200, while the sum is 60.

The spelling of 47534865774 in words is "forty-seven billion, five hundred thirty-four million, eight hundred sixty-five thousand, seven hundred seventy-four".