147449678933 has 2 divisors, whose sum is σ = 147449678934. Its totient is φ = 147449678932.

The previous prime is 147449678927. The next prime is 147449678947. The reversal of 147449678933 is 339876944741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89917818769 + 57531860164 = 299863^2 + 239858^2 .

It is a cyclic number.

It is not a de Polignac number, because 147449678933 - 2¹² = 147449674837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147449678933.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147449678963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73724839466 + 73724839467.

It is an arithmetic number, because the mean of its divisors is an integer number (73724839467).

Almost surely, 2^147449678933 is an apocalyptic number.

It is an amenable number.

147449678933 is a deficient number, since it is larger than the sum of its proper divisors (1).

147449678933 is an equidigital number, since it uses as much as digits as its factorization.

147449678933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 109734912, while the sum is 65.

The spelling of 147449678933 in words is "one hundred forty-seven billion, four hundred forty-nine million, six hundred seventy-eight thousand, nine hundred thirty-three".