259138293190 has 16 divisors (see below), whose sum is σ = 533084488992. Its totient is φ = 88847414784.

The previous prime is 259138293179. The next prime is 259138293191. The reversal of 259138293190 is 91392831952.

It is a super-2 number, since 2×259138293190² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259138293191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1850987739 + ... + 1850987878.

It is an arithmetic number, because the mean of its divisors is an integer number (33317780562).

Almost surely, 2^259138293190 is an apocalyptic number.

259138293190 is an abundant number, since it is smaller than the sum of its proper divisors (273946195802).

259138293190 is a wasteful number, since it uses less digits than its factorization.

259138293190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701975631.

The product of its (nonzero) digits is 1049760, while the sum is 52.

The spelling of 259138293190 in words is "two hundred fifty-nine billion, one hundred thirty-eight million, two hundred ninety-three thousand, one hundred ninety".