146015814443 has 4 divisors (see below), whose sum is σ = 146353033848. Its totient is φ = 145678595040.

The previous prime is 146015814361. The next prime is 146015814463. The reversal of 146015814443 is 344418510641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344418510641 = 105379 ⋅3268379.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146015814443 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146015814443.

It is not an unprimeable number, because it can be changed into a prime (146015814463) 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, 168609053 + ... + 168609918.

It is an arithmetic number, because the mean of its divisors is an integer number (36588258462).

Almost surely, 2^146015814443 is an apocalyptic number.

146015814443 is a deficient number, since it is larger than the sum of its proper divisors (337219405).

146015814443 is an equidigital number, since it uses as much as digits as its factorization.

146015814443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337219404.

The product of its (nonzero) digits is 184320, while the sum is 41.

The spelling of 146015814443 in words is "one hundred forty-six billion, fifteen million, eight hundred fourteen thousand, four hundred forty-three".