605053891128 has 128 divisors (see below), whose sum is σ = 1553106934080. Its totient is φ = 196365987840.

The previous prime is 605053891093. The next prime is 605053891133. The reversal of 605053891128 is 821198350506.

It is a happy number.

It is a super-2 number, since 2×605053891128² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59007250 + ... + 59017502.

Almost surely, 2^605053891128 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 605053891128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (776553467040).

605053891128 is an abundant number, since it is smaller than the sum of its proper divisors (948053042952).

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

605053891128 is a wasteful number, since it uses less digits than its factorization.

605053891128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10729 (or 10725 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 48.

The spelling of 605053891128 in words is "six hundred five billion, fifty-three million, eight hundred ninety-one thousand, one hundred twenty-eight".