146344443641 has 32 divisors (see below), whose sum is σ = 171538560000. Its totient is φ = 123438634560.

The previous prime is 146344443589. The next prime is 146344443647.

It is a happy number.

146344443641 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 146344443641 - 2¹⁰ = 146344442617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146344443592 and 146344443601.

It is not an unprimeable number, because it can be changed into a prime (146344443647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3294980 + ... + 3339098.

It is an arithmetic number, because the mean of its divisors is an integer number (5360580000).

Almost surely, 2^146344443641 is an apocalyptic number.

146344443641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146344443641 is a deficient number, since it is larger than the sum of its proper divisors (25194116359).

146344443641 is a wasteful number, since it uses less digits than its factorization.

146344443641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44477.

The product of its digits is 1327104, while the sum is 44.

It can be divided in two parts, 146344 and 443641, that added together give a palindrome (589985).

The spelling of 146344443641 in words is "one hundred forty-six billion, three hundred forty-four million, four hundred forty-three thousand, six hundred forty-one".