153144893247 has 4 divisors (see below), whose sum is σ = 204193191000. Its totient is φ = 102096595496.

The previous prime is 153144893233. The next prime is 153144893249. The reversal of 153144893247 is 742398441351.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 153144893247 - 2¹¹ = 153144891199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 153144893247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153144893249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25524148872 + ... + 25524148877.

It is an arithmetic number, because the mean of its divisors is an integer number (51048297750).

Almost surely, 2^153144893247 is an apocalyptic number.

153144893247 is a deficient number, since it is larger than the sum of its proper divisors (51048297753).

153144893247 is an equidigital number, since it uses as much as digits as its factorization.

153144893247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51048297752.

The product of its digits is 2903040, while the sum is 51.

The spelling of 153144893247 in words is "one hundred fifty-three billion, one hundred forty-four million, eight hundred ninety-three thousand, two hundred forty-seven".