147246116217 has 4 divisors (see below), whose sum is σ = 196328154960. Its totient is φ = 98164077476.

The previous prime is 147246116141. The next prime is 147246116261. The reversal of 147246116217 is 712611642741.

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 a cyclic number.

It is not a de Polignac number, because 147246116217 - 2¹⁰ = 147246115193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147246116917) 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, 24541019367 + ... + 24541019372.

It is an arithmetic number, because the mean of its divisors is an integer number (49082038740).

Almost surely, 2^147246116217 is an apocalyptic number.

It is an amenable number.

147246116217 is a deficient number, since it is larger than the sum of its proper divisors (49082038743).

147246116217 is an equidigital number, since it uses as much as digits as its factorization.

147246116217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49082038742.

The product of its digits is 112896, while the sum is 42.

Adding to 147246116217 its reverse (712611642741), we get a palindrome (859857758958).

The spelling of 147246116217 in words is "one hundred forty-seven billion, two hundred forty-six million, one hundred sixteen thousand, two hundred seventeen".