4147730478857 has 24 divisors (see below), whose sum is σ = 4870987547616. Its totient is φ = 3521259822528.

The previous prime is 4147730478841. The next prime is 4147730478937. The reversal of 4147730478857 is 7588740377414.

It is not a de Polignac number, because 4147730478857 - 2⁴ = 4147730478841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4147730478793 and 4147730478802.

It is not an unprimeable number, because it can be changed into a prime (4147730478557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26730098 + ... + 26884820.

It is an arithmetic number, because the mean of its divisors is an integer number (202957814484).

Almost surely, 2^{4147730478857} is an apocalyptic number.

It is an amenable number.

4147730478857 is a deficient number, since it is larger than the sum of its proper divisors (723257068759).

4147730478857 is a wasteful number, since it uses less digits than its factorization.

4147730478857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159957 (or 159950 counting only the distinct ones).

The product of its (nonzero) digits is 147517440, while the sum is 65.

The spelling of 4147730478857 in words is "four trillion, one hundred forty-seven billion, seven hundred thirty million, four hundred seventy-eight thousand, eight hundred fifty-seven".