146899123838128 has 20 divisors (see below), whose sum is σ = 284617390417128. Its totient is φ = 73449474698240.

The previous prime is 146899123838113. The next prime is 146899123838239. The reversal of 146899123838128 is 821838321998641.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9723600 + ... + 19706512.

Almost surely, 2^{146899123838128} is an apocalyptic number.

It is an amenable number.

146899123838128 is a deficient number, since it is larger than the sum of its proper divisors (137718266579000).

146899123838128 is an equidigital number, since it uses as much as digits as its factorization.

146899123838128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10902612 (or 10902606 counting only the distinct ones).

The product of its digits is 286654464, while the sum is 73.

The spelling of 146899123838128 in words is "one hundred forty-six trillion, eight hundred ninety-nine billion, one hundred twenty-three million, eight hundred thirty-eight thousand, one hundred twenty-eight".