154272196559 has 4 divisors (see below), whose sum is σ = 166139288616. Its totient is φ = 142405104504.

The previous prime is 154272196549. The next prime is 154272196571. The reversal of 154272196559 is 955691272451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 955691272451 = 109 ⋅8767809839.

It is a de Polignac number, because none of the positive numbers 2^k-154272196559 is a prime.

It is a super-2 number, since 2×154272196559² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154272196549) 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, 5933546009 + ... + 5933546034.

It is an arithmetic number, because the mean of its divisors is an integer number (41534822154).

Almost surely, 2^154272196559 is an apocalyptic number.

154272196559 is a deficient number, since it is larger than the sum of its proper divisors (11867092057).

154272196559 is a wasteful number, since it uses less digits than its factorization.

154272196559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11867092056.

The product of its digits is 6804000, while the sum is 56.

The spelling of 154272196559 in words is "one hundred fifty-four billion, two hundred seventy-two million, one hundred ninety-six thousand, five hundred fifty-nine".