58778499487785 has 64 divisors (see below), whose sum is σ = 117754882652160. Its totient is φ = 24322589498880.

The previous prime is 58778499487723. The next prime is 58778499487793.

58778499487785 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 58778499487785 - 2¹⁶ = 58778499422249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 58778499487692 and 58778499487701.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 108937915 + ... + 109476144.

It is an arithmetic number, because the mean of its divisors is an integer number (1839920041440).

Almost surely, 2^{58778499487785} is an apocalyptic number.

58778499487785 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

58778499487785 is an abundant number, since it is smaller than the sum of its proper divisors (58976383164375).

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

58778499487785 is a wasteful number, since it uses less digits than its factorization.

58778499487785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218414318.

The product of its digits is 318637670400, while the sum is 96.

The spelling of 58778499487785 in words is "fifty-eight trillion, seven hundred seventy-eight billion, four hundred ninety-nine million, four hundred eighty-seven thousand, seven hundred eighty-five".