149493588193 has 8 divisors (see below), whose sum is σ = 154986952680. Its totient is φ = 144022784640.

The previous prime is 149493588169. The next prime is 149493588253. The reversal of 149493588193 is 391885394941.

It can be written as a sum of positive squares in 4 ways, for example, as 68159111329 + 81334476864 = 261073^2 + 285192^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 149493588193 - 2²⁹ = 148956717281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149493598193) 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, 5626738 + ... + 5653243.

It is an arithmetic number, because the mean of its divisors is an integer number (19373369085).

Almost surely, 2^149493588193 is an apocalyptic number.

It is an amenable number.

149493588193 is a deficient number, since it is larger than the sum of its proper divisors (5493364487).

149493588193 is a wasteful number, since it uses less digits than its factorization.

149493588193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11280467.

The product of its digits is 33592320, while the sum is 64.

The spelling of 149493588193 in words is "one hundred forty-nine billion, four hundred ninety-three million, five hundred eighty-eight thousand, one hundred ninety-three".