145610506503 has 96 divisors (see below), whose sum is σ = 271149944832. Its totient is φ = 73075737600.

The previous prime is 145610506499. The next prime is 145610506583. The reversal of 145610506503 is 305605016541.

145610506503 is a `hidden beast` number, since 1 + 45 + 6 + 105 + 0 + 6 + 503 = 666.

It is not a de Polignac number, because 145610506503 - 2² = 145610506499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145610506583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13163551 + ... + 13174607.

It is an arithmetic number, because the mean of its divisors is an integer number (2824478592).

Almost surely, 2^145610506503 is an apocalyptic number.

145610506503 is a deficient number, since it is larger than the sum of its proper divisors (125539438329).

145610506503 is a wasteful number, since it uses less digits than its factorization.

145610506503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11725 (or 11722 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 145610506503 in words is "one hundred forty-five billion, six hundred ten million, five hundred six thousand, five hundred three".