258289861553199 has 120 divisors (see below), whose sum is σ = 458449083322560. Its totient is φ = 144433532726784.

The previous prime is 258289861553197. The next prime is 258289861553209. The reversal of 258289861553199 is 991355168982852.

It is a happy number.

258289861553199 is a `hidden beast` number, since 2 + 5 + 8 + 289 + 8 + 6 + 15 + 5 + 319 + 9 = 666.

It is not a de Polignac number, because 258289861553199 - 2¹ = 258289861553197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258289861553197) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1374541419 + ... + 1374729315.

It is an arithmetic number, because the mean of its divisors is an integer number (3820409027688).

Almost surely, 2^{258289861553199} is an apocalyptic number.

258289861553199 is a deficient number, since it is larger than the sum of its proper divisors (200159221769361).

258289861553199 is a wasteful number, since it uses less digits than its factorization.

258289861553199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195339 (or 195323 counting only the distinct ones).

The product of its digits is 3359232000, while the sum is 81.

The spelling of 258289861553199 in words is "two hundred fifty-eight trillion, two hundred eighty-nine billion, eight hundred sixty-one million, five hundred fifty-three thousand, one hundred ninety-nine".