145634622611 has 4 divisors (see below), whose sum is σ = 145953298392. Its totient is φ = 145315946832.

The previous prime is 145634622607. The next prime is 145634622629. The reversal of 145634622611 is 116226436541.

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 145634622611 - 2² = 145634622607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145634622911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159337205 + ... + 159338118.

It is an arithmetic number, because the mean of its divisors is an integer number (36488324598).

Almost surely, 2^145634622611 is an apocalyptic number.

145634622611 is a deficient number, since it is larger than the sum of its proper divisors (318675781).

145634622611 is an equidigital number, since it uses as much as digits as its factorization.

145634622611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318675780.

The product of its digits is 207360, while the sum is 41.

The spelling of 145634622611 in words is "one hundred forty-five billion, six hundred thirty-four million, six hundred twenty-two thousand, six hundred eleven".