249189907342594 has 8 divisors (see below), whose sum is σ = 395772205779468. Its totient is φ = 117265838749440.

The previous prime is 249189907342583. The next prime is 249189907342627. The reversal of 249189907342594 is 495243709981942.

It can be written as a sum of positive squares in 2 ways, for example, as 246118458314569 + 3071449028025 = 15688163^2 + 1752555^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×249189907342594² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 249189907342594.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3664557460887 + ... + 3664557460954.

Almost surely, 2^{249189907342594} is an apocalyptic number.

249189907342594 is a deficient number, since it is larger than the sum of its proper divisors (146582298436874).

249189907342594 is a wasteful number, since it uses less digits than its factorization.

249189907342594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7329114921860.

The product of its (nonzero) digits is 1410877440, while the sum is 76.

The spelling of 249189907342594 in words is "two hundred forty-nine trillion, one hundred eighty-nine billion, nine hundred seven million, three hundred forty-two thousand, five hundred ninety-four".