146965194443 has 4 divisors (see below), whose sum is σ = 148825513440. Its totient is φ = 145104875448.

The previous prime is 146965194371. The next prime is 146965194461. The reversal of 146965194443 is 344491569641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146965194443 - 2¹² = 146965190347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146965194043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930159380 + ... + 930159537.

It is an arithmetic number, because the mean of its divisors is an integer number (37206378360).

Almost surely, 2^146965194443 is an apocalyptic number.

146965194443 is a deficient number, since it is larger than the sum of its proper divisors (1860318997).

146965194443 is an equidigital number, since it uses as much as digits as its factorization.

146965194443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860318996.

The product of its digits is 11197440, while the sum is 56.

The spelling of 146965194443 in words is "one hundred forty-six billion, nine hundred sixty-five million, one hundred ninety-four thousand, four hundred forty-three".