144667740475 has 96 divisors (see below), whose sum is σ = 194027581440. Its totient is φ = 106791552000.

The previous prime is 144667740461. The next prime is 144667740487. The reversal of 144667740475 is 574047766441.

It is not a de Polignac number, because 144667740475 - 2²¹ = 144665643323 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 471230272 + ... + 471230578.

It is an arithmetic number, because the mean of its divisors is an integer number (2021120640).

Almost surely, 2^144667740475 is an apocalyptic number.

144667740475 is a deficient number, since it is larger than the sum of its proper divisors (49359840965).

144667740475 is a wasteful number, since it uses less digits than its factorization.

144667740475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 656 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 55.

The spelling of 144667740475 in words is "one hundred forty-four billion, six hundred sixty-seven million, seven hundred forty thousand, four hundred seventy-five".