146554289475 has 72 divisors (see below), whose sum is σ = 274925070336. Its totient is φ = 68764344000.

The previous prime is 146554289461. The next prime is 146554289477. The reversal of 146554289475 is 574982455641.

146554289475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146554289475 - 2⁴ = 146554289459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146554289477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20854 + ... + 541796.

Almost surely, 2^146554289475 is an apocalyptic number.

146554289475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

146554289475 is a deficient number, since it is larger than the sum of its proper divisors (128370780861).

146554289475 is a wasteful number, since it uses less digits than its factorization.

146554289475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521009 (or 520993 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 60.

The spelling of 146554289475 in words is "one hundred forty-six billion, five hundred fifty-four million, two hundred eighty-nine thousand, four hundred seventy-five".