147259213868649 has 4 divisors (see below), whose sum is σ = 196345618491536. Its totient is φ = 98172809245764.

The previous prime is 147259213868629. The next prime is 147259213868653. The reversal of 147259213868649 is 946868312952741.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 147259213868649 - 2⁷ = 147259213868521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147259213868629) 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, 24543202311439 + ... + 24543202311444.

It is an arithmetic number, because the mean of its divisors is an integer number (49086404622884).

Almost surely, 2^{147259213868649} is an apocalyptic number.

It is an amenable number.

147259213868649 is a deficient number, since it is larger than the sum of its proper divisors (49086404622887).

147259213868649 is an equidigital number, since it uses as much as digits as its factorization.

147259213868649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49086404622886.

The product of its digits is 1254113280, while the sum is 75.

The spelling of 147259213868649 in words is "one hundred forty-seven trillion, two hundred fifty-nine billion, two hundred thirteen million, eight hundred sixty-eight thousand, six hundred forty-nine".