146530431467644 has 48 divisors (see below), whose sum is σ = 293160819684096. Its totient is φ = 62777340230400.

The previous prime is 146530431467591. The next prime is 146530431467659. The reversal of 146530431467644 is 446764134035641.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1239507699 + ... + 1239625909.

It is an arithmetic number, because the mean of its divisors is an integer number (6107517076752).

Almost surely, 2^{146530431467644} is an apocalyptic number.

146530431467644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

146530431467644 is an abundant number, since it is smaller than the sum of its proper divisors (146630388216452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146530431467644 is a wasteful number, since it uses less digits than its factorization.

146530431467644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132946 (or 132944 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 58.

The spelling of 146530431467644 in words is "one hundred forty-six trillion, five hundred thirty billion, four hundred thirty-one million, four hundred sixty-seven thousand, six hundred forty-four".