146146312499 has 4 divisors (see below), whose sum is σ = 159432340920. Its totient is φ = 132860284080.

The previous prime is 146146312447. The next prime is 146146312531. The reversal of 146146312499 is 994213641641.

146146312499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146146312499 - 2¹² = 146146308403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146146312199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6643014194 + ... + 6643014215.

It is an arithmetic number, because the mean of its divisors is an integer number (39858085230).

Almost surely, 2^146146312499 is an apocalyptic number.

146146312499 is a deficient number, since it is larger than the sum of its proper divisors (13286028421).

146146312499 is a wasteful number, since it uses less digits than its factorization.

146146312499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13286028420.

The product of its digits is 1119744, while the sum is 50.

The spelling of 146146312499 in words is "one hundred forty-six billion, one hundred forty-six million, three hundred twelve thousand, four hundred ninety-nine".