47442427340 has 384 divisors, whose sum is σ = 139717509120. Its totient is φ = 13063680000.

The previous prime is 47442427327. The next prime is 47442427381. The reversal of 47442427340 is 4372424474.

It is a super-2 number, since 2×47442427340² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 63171965 + ... + 63172715.

It is an arithmetic number, because the mean of its divisors is an integer number (363847680).

Almost surely, 2^47442427340 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 47442427340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69858754560).

47442427340 is an abundant number, since it is smaller than the sum of its proper divisors (92275081780).

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

47442427340 is a wasteful number, since it uses less digits than its factorization.

47442427340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941 (or 939 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 41.

The spelling of 47442427340 in words is "forty-seven billion, four hundred forty-two million, four hundred twenty-seven thousand, three hundred forty".