146993399641 has 16 divisors (see below), whose sum is σ = 161653459968. Its totient is φ = 132553484800.

The previous prime is 146993399611. The next prime is 146993399731.

146993399641 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-146993399641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146993399611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 642555 + ... + 840751.

It is an arithmetic number, because the mean of its divisors is an integer number (10103341248).

Almost surely, 2^146993399641 is an apocalyptic number.

146993399641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146993399641 is a deficient number, since it is larger than the sum of its proper divisors (14660060327).

146993399641 is a wasteful number, since it uses less digits than its factorization.

146993399641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198752.

The product of its digits is 34012224, while the sum is 64.

The spelling of 146993399641 in words is "one hundred forty-six billion, nine hundred ninety-three million, three hundred ninety-nine thousand, six hundred forty-one".