146509858073 has 2 divisors, whose sum is σ = 146509858074. Its totient is φ = 146509858072.

The previous prime is 146509858051. The next prime is 146509858127. The reversal of 146509858073 is 370858905641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97302196489 + 49207661584 = 311933^2 + 221828^2 .

It is a cyclic number.

It is not a de Polignac number, because 146509858073 - 2¹⁰ = 146509857049 is a prime.

It is not a weakly prime, because it can be changed into another prime (146509858373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73254929036 + 73254929037.

It is an arithmetic number, because the mean of its divisors is an integer number (73254929037).

Almost surely, 2^146509858073 is an apocalyptic number.

It is an amenable number.

146509858073 is a deficient number, since it is larger than the sum of its proper divisors (1).

146509858073 is an equidigital number, since it uses as much as digits as its factorization.

146509858073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7257600, while the sum is 56.

The spelling of 146509858073 in words is "one hundred forty-six billion, five hundred nine million, eight hundred fifty-eight thousand, seventy-three".