146436634641 has 32 divisors (see below), whose sum is σ = 215884578816. Its totient is φ = 88284358800.

The previous prime is 146436634621. The next prime is 146436634657.

146436634641 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 146436634641 - 2¹⁵ = 146436601873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146436634621) 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, 666660 + ... + 858666.

It is an arithmetic number, because the mean of its divisors is an integer number (6746393088).

Almost surely, 2^146436634641 is an apocalyptic number.

146436634641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146436634641 is a deficient number, since it is larger than the sum of its proper divisors (69447944175).

146436634641 is a wasteful number, since it uses less digits than its factorization.

146436634641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192234 (or 192212 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 48.

The spelling of 146436634641 in words is "one hundred forty-six billion, four hundred thirty-six million, six hundred thirty-four thousand, six hundred forty-one".