146499859009 has 9 divisors (see below), whose sum is σ = 170421320097. Its totient is φ = 125569011204.

The previous prime is 146499859003. The next prime is 146499859049. The reversal of 146499859009 is 900958994641.

The square root of 146499859009 is 382753.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 146499859009 - 2¹¹ = 146499856961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146499859003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2651932 + ... + 2706610.

It is an arithmetic number, because the mean of its divisors is an integer number (18935702233).

Almost surely, 2^146499859009 is an apocalyptic number.

146499859009 is the 382753-rd square number.

146499859009 is the 191377-th centered octagonal number.

It is an amenable number.

146499859009 is a deficient number, since it is larger than the sum of its proper divisors (23921461088).

146499859009 is an frugal number, since it uses more digits than its factorization.

146499859009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109372 (or 54686 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 64.

Multiplying 146499859009 by its sum of digits (64), we get a square (9375990976576 = 3062024²).

The spelling of 146499859009 in words is "one hundred forty-six billion, four hundred ninety-nine million, eight hundred fifty-nine thousand, nine".