145552154443 has 16 divisors (see below), whose sum is σ = 152319974976. Its totient is φ = 138821316480.

The previous prime is 145552154437. The next prime is 145552154533. The reversal of 145552154443 is 344451255541.

It is a cyclic number.

It is not a de Polignac number, because 145552154443 - 2⁵ = 145552154411 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 145552154443.

It is not an unprimeable number, because it can be changed into a prime (145552154413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35215005 + ... + 35219137.

It is an arithmetic number, because the mean of its divisors is an integer number (9519998436).

Almost surely, 2^145552154443 is an apocalyptic number.

145552154443 is a deficient number, since it is larger than the sum of its proper divisors (6767820533).

145552154443 is a wasteful number, since it uses less digits than its factorization.

145552154443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8214.

The product of its digits is 960000, while the sum is 43.

The spelling of 145552154443 in words is "one hundred forty-five billion, five hundred fifty-two million, one hundred fifty-four thousand, four hundred forty-three".