146999988393 has 32 divisors (see below), whose sum is σ = 206288640000. Its totient is φ = 92974792512.

The previous prime is 146999988361. The next prime is 146999988449. The reversal of 146999988393 is 393889999641.

It is not a de Polignac number, because 146999988393 - 2⁵ = 146999988361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146999988313) 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 31 ways as a sum of consecutive naturals, for example, 14464848 + ... + 14475006.

It is an arithmetic number, because the mean of its divisors is an integer number (6446520000).

Almost surely, 2^146999988393 is an apocalyptic number.

It is an amenable number.

146999988393 is a deficient number, since it is larger than the sum of its proper divisors (59288651607).

146999988393 is a wasteful number, since it uses less digits than its factorization.

146999988393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13069.

The product of its digits is 816293376, while the sum is 78.

The spelling of 146999988393 in words is "one hundred forty-six billion, nine hundred ninety-nine million, nine hundred eighty-eight thousand, three hundred ninety-three".