145565464565541 has 8 divisors (see below), whose sum is σ = 194144555881440. Its totient is φ = 97015008146672.

The previous prime is 145565464565537. The next prime is 145565464565551.

145565464565541 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 145565464565541 - 2² = 145565464565537 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145565464565531) 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, 7158712395 + ... + 7158732728.

It is an arithmetic number, because the mean of its divisors is an integer number (24268069485180).

Almost surely, 2^{145565464565541} is an apocalyptic number.

It is an amenable number.

145565464565541 is a deficient number, since it is larger than the sum of its proper divisors (48579091315899).

145565464565541 is a wasteful number, since it uses less digits than its factorization.

145565464565541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14317448515.

The product of its digits is 864000000, while the sum is 66.

The spelling of 145565464565541 in words is "one hundred forty-five trillion, five hundred sixty-five billion, four hundred sixty-four million, five hundred sixty-five thousand, five hundred forty-one".