58513255780 has 96 divisors (see below), whose sum is σ = 148497979392. Its totient is φ = 18940953600.

The previous prime is 58513255753. The next prime is 58513255837. The reversal of 58513255780 is 8755231585.

It is a happy number.

It is a super-2 number, since 2×58513255780² (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 31 ways as a sum of consecutive naturals, for example, 13522 + ... + 342358.

It is an arithmetic number, because the mean of its divisors is an integer number (1546853952).

Almost surely, 2^58513255780 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 58513255780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74248989696).

58513255780 is an abundant number, since it is smaller than the sum of its proper divisors (89984723612).

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

58513255780 is a wasteful number, since it uses less digits than its factorization.

58513255780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328925 (or 328923 counting only the distinct ones).

The product of its (nonzero) digits is 1680000, while the sum is 49.

The spelling of 58513255780 in words is "fifty-eight billion, five hundred thirteen million, two hundred fifty-five thousand, seven hundred eighty".