145154523303422 has 32 divisors (see below), whose sum is σ = 221680497254400. Its totient is φ = 71269740813600.

The previous prime is 145154523303421. The next prime is 145154523303431. The reversal of 145154523303422 is 224303325451541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145154523303421) 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 15 ways as a sum of consecutive naturals, for example, 35043779 + ... + 38966337.

It is an arithmetic number, because the mean of its divisors is an integer number (6927515539200).

Almost surely, 2^{145154523303422} is an apocalyptic number.

145154523303422 is a deficient number, since it is larger than the sum of its proper divisors (76525973950978).

145154523303422 is a wasteful number, since it uses less digits than its factorization.

145154523303422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3923672.

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 145154523303422 its reverse (224303325451541), we get a palindrome (369457848754963).

The spelling of 145154523303422 in words is "one hundred forty-five trillion, one hundred fifty-four billion, five hundred twenty-three million, three hundred three thousand, four hundred twenty-two".