146594899138 has 16 divisors (see below), whose sum is σ = 227799407160. Its totient is φ = 70668976000.

The previous prime is 146594899093. The next prime is 146594899193. The reversal of 146594899138 is 831998495641.

It can be written as a sum of positive squares in 4 ways, for example, as 146418726609 + 176172529 = 382647^2 + 13273^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1762123 + ... + 1843438.

Almost surely, 2^146594899138 is an apocalyptic number.

146594899138 is a deficient number, since it is larger than the sum of its proper divisors (81204508022).

146594899138 is a wasteful number, since it uses less digits than its factorization.

146594899138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3606293.

The product of its digits is 67184640, while the sum is 67.

The spelling of 146594899138 in words is "one hundred forty-six billion, five hundred ninety-four million, eight hundred ninety-nine thousand, one hundred thirty-eight".