149174639892247 has 8 divisors (see below), whose sum is σ = 158832018817200. Its totient is φ = 139615305423744.

The previous prime is 149174639892097. The next prime is 149174639892263. The reversal of 149174639892247 is 742298936471941.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149174639892247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149174639892277) 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, 24511110972 + ... + 24511117057.

It is an arithmetic number, because the mean of its divisors is an integer number (19854002352150).

Almost surely, 2^{149174639892247} is an apocalyptic number.

149174639892247 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

149174639892247 is a deficient number, since it is larger than the sum of its proper divisors (9657378924953).

149174639892247 is a wasteful number, since it uses less digits than its factorization.

149174639892247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49022228225.

The product of its digits is 1316818944, while the sum is 76.

The spelling of 149174639892247 in words is "one hundred forty-nine trillion, one hundred seventy-four billion, six hundred thirty-nine million, eight hundred ninety-two thousand, two hundred forty-seven".