547657147128 has 192 divisors, whose sum is σ = 1717343752320. Its totient is φ = 144255686400.

The previous prime is 547657147109. The next prime is 547657147171. The reversal of 547657147128 is 821741756745.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12376483 + ... + 12420653.

It is an arithmetic number, because the mean of its divisors is an integer number (8944498710).

Almost surely, 2^547657147128 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 547657147128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (858671876160).

547657147128 is an abundant number, since it is smaller than the sum of its proper divisors (1169686605192).

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

547657147128 is a wasteful number, since it uses less digits than its factorization.

547657147128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45018 (or 45007 counting only the distinct ones).

The product of its digits is 13171200, while the sum is 57.

The spelling of 547657147128 in words is "five hundred forty-seven billion, six hundred fifty-seven million, one hundred forty-seven thousand, one hundred twenty-eight".