146748134447 has 2 divisors, whose sum is σ = 146748134448. Its totient is φ = 146748134446.

The previous prime is 146748134419. The next prime is 146748134483. The reversal of 146748134447 is 744431847641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146748134447 - 2¹⁸ = 146747872303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146748134347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73374067223 + 73374067224.

It is an arithmetic number, because the mean of its divisors is an integer number (73374067224).

Almost surely, 2^146748134447 is an apocalyptic number.

146748134447 is a deficient number, since it is larger than the sum of its proper divisors (1).

146748134447 is an equidigital number, since it uses as much as digits as its factorization.

146748134447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7225344, while the sum is 53.

The spelling of 146748134447 in words is "one hundred forty-six billion, seven hundred forty-eight million, one hundred thirty-four thousand, four hundred forty-seven".