146920765529 has 2 divisors, whose sum is σ = 146920765530. Its totient is φ = 146920765528.

The previous prime is 146920765517. The next prime is 146920765543. The reversal of 146920765529 is 925567029641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128020840000 + 18899925529 = 357800^2 + 137477^2 .

It is a cyclic number.

It is not a de Polignac number, because 146920765529 - 2⁴ = 146920765513 is a prime.

It is a super-2 number, since 2×146920765529² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146920765129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73460382764 + 73460382765.

It is an arithmetic number, because the mean of its divisors is an integer number (73460382765).

Almost surely, 2^146920765529 is an apocalyptic number.

It is an amenable number.

146920765529 is a deficient number, since it is larger than the sum of its proper divisors (1).

146920765529 is an equidigital number, since it uses as much as digits as its factorization.

146920765529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 146920765529 in words is "one hundred forty-six billion, nine hundred twenty million, seven hundred sixty-five thousand, five hundred twenty-nine".