146663366641 has 8 divisors (see below), whose sum is σ = 161580523968. Its totient is φ = 132010230000.

The previous prime is 146663366627. The next prime is 146663366657.

146663366641 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 146663366641 - 2¹⁹ = 146662842353 is a prime.

It is a super-2 number, since 2×146663366641² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146663366041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66004005 + ... + 66006226.

It is an arithmetic number, because the mean of its divisors is an integer number (20197565496).

Almost surely, 2^146663366641 is an apocalyptic number.

146663366641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146663366641 is a deficient number, since it is larger than the sum of its proper divisors (14917157327).

146663366641 is a wasteful number, since it uses less digits than its factorization.

146663366641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132010343.

The product of its digits is 6718464, while the sum is 52.

The spelling of 146663366641 in words is "one hundred forty-six billion, six hundred sixty-three million, three hundred sixty-six thousand, six hundred forty-one".