146835691238 has 4 divisors (see below), whose sum is σ = 220253536860. Its totient is φ = 73417845618.

The previous prime is 146835691237. The next prime is 146835691291. The reversal of 146835691238 is 832196538641.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146835691237) 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 as a sum of consecutive naturals, namely, 36708922808 + ... + 36708922811.

It is an arithmetic number, because the mean of its divisors is an integer number (55063384215).

Almost surely, 2^146835691238 is an apocalyptic number.

146835691238 is a deficient number, since it is larger than the sum of its proper divisors (73417845622).

146835691238 is an equidigital number, since it uses as much as digits as its factorization.

146835691238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73417845621.

The product of its digits is 7464960, while the sum is 56.

The spelling of 146835691238 in words is "one hundred forty-six billion, eight hundred thirty-five million, six hundred ninety-one thousand, two hundred thirty-eight".