145104531604 has 6 divisors (see below), whose sum is σ = 253932930314. Its totient is φ = 72552265800.

The previous prime is 145104531581. The next prime is 145104531623. The reversal of 145104531604 is 406135401541.

It can be written as a sum of positive squares in only one way, i.e., 84534399504 + 60570132100 = 290748^2 + 246110^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 145104531604.

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 as a sum of consecutive naturals, namely, 18138066447 + ... + 18138066454.

Almost surely, 2^145104531604 is an apocalyptic number.

It is an amenable number.

145104531604 is a deficient number, since it is larger than the sum of its proper divisors (108828398710).

145104531604 is a wasteful number, since it uses less digits than its factorization.

145104531604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36276132905 (or 36276132903 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 145104531604 in words is "one hundred forty-five billion, one hundred four million, five hundred thirty-one thousand, six hundred four".