145604037644 has 24 divisors (see below), whose sum is σ = 275344182960. Its totient is φ = 66972498624.

The previous prime is 145604037611. The next prime is 145604037661. The reversal of 145604037644 is 446730406541.

It is a junction number, because it is equal to n+sod(n) for n = 145604037595 and 145604037604.

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, 4763054 + ... + 4793525.

It is an arithmetic number, because the mean of its divisors is an integer number (11472674290).

Almost surely, 2^145604037644 is an apocalyptic number.

It is an amenable number.

145604037644 is a deficient number, since it is larger than the sum of its proper divisors (129740145316).

145604037644 is a wasteful number, since it uses less digits than its factorization.

145604037644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9556889 (or 9556887 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 145604037644 in words is "one hundred forty-five billion, six hundred four million, thirty-seven thousand, six hundred forty-four".