58525965666 has 160 divisors (see below), whose sum is σ = 151183169280. Its totient is φ = 16576648704.

The previous prime is 58525965649. The next prime is 58525965713. The reversal of 58525965666 is 66656952585.

58525965666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 94855390 + ... + 94856006.

It is an arithmetic number, because the mean of its divisors is an integer number (944894808).

Almost surely, 2^58525965666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58525965666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75591584640).

58525965666 is an abundant number, since it is smaller than the sum of its proper divisors (92657203614).

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

58525965666 is a wasteful number, since it uses less digits than its factorization.

58525965666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230 (or 1221 counting only the distinct ones).

The product of its digits is 116640000, while the sum is 63.

The spelling of 58525965666 in words is "fifty-eight billion, five hundred twenty-five million, nine hundred sixty-five thousand, six hundred sixty-six".