145543605672 has 32 divisors (see below), whose sum is σ = 363869621280. Its totient is φ = 48513120960.

The previous prime is 145543605601. The next prime is 145543605703. The reversal of 145543605672 is 276506345541.

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 7 ways as a sum of consecutive naturals, for example, 1052647 + ... + 1182857.

It is an arithmetic number, because the mean of its divisors is an integer number (11370925665).

Almost surely, 2^145543605672 is an apocalyptic number.

145543605672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145543605672 is an abundant number, since it is smaller than the sum of its proper divisors (218326015608).

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

145543605672 is a wasteful number, since it uses less digits than its factorization.

145543605672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176793 (or 176789 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 145543605672 in words is "one hundred forty-five billion, five hundred forty-three million, six hundred five thousand, six hundred seventy-two".