58555857663856 has 160 divisors (see below), whose sum is σ = 132736841600000. Its totient is φ = 25013682005760.

The previous prime is 58555857663847. The next prime is 58555857663983. The reversal of 58555857663856 is 65836675855585.

It is a self number, because there is not a number n which added to its sum of digits gives 58555857663856.

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, 2253782386 + ... + 2253808366.

It is an arithmetic number, because the mean of its divisors is an integer number (829605260000).

Almost surely, 2^{58555857663856} is an apocalyptic number.

58555857663856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58555857663856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66368420800000).

58555857663856 is an abundant number, since it is smaller than the sum of its proper divisors (74180983936144).

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

58555857663856 is a wasteful number, since it uses less digits than its factorization.

58555857663856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27332 (or 27312 counting only the distinct ones).

The product of its digits is 36288000000, while the sum is 82.

The spelling of 58555857663856 in words is "fifty-eight trillion, five hundred fifty-five billion, eight hundred fifty-seven million, six hundred sixty-three thousand, eight hundred fifty-six".