146503264099 has 4 divisors (see below), whose sum is σ = 148149368280. Its totient is φ = 144857159920.

The previous prime is 146503264073. The next prime is 146503264133. The reversal of 146503264099 is 990462305641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990462305641 = 773 ⋅1281322517.

It is a cyclic number.

It is not a de Polignac number, because 146503264099 - 2⁹ = 146503263587 is a prime.

It is a super-4 number, since 4×146503264099⁴ (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146503264009) 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 in 3 ways as a sum of consecutive naturals, for example, 823051957 + ... + 823052134.

It is an arithmetic number, because the mean of its divisors is an integer number (37037342070).

Almost surely, 2^146503264099 is an apocalyptic number.

146503264099 is a deficient number, since it is larger than the sum of its proper divisors (1646104181).

146503264099 is an equidigital number, since it uses as much as digits as its factorization.

146503264099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646104180.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 146503264099 in words is "one hundred forty-six billion, five hundred three million, two hundred sixty-four thousand, ninety-nine".