1203641560636 has 48 divisors (see below), whose sum is σ = 2136562323840. Its totient is φ = 593253829440.

The previous prime is 1203641560633. The next prime is 1203641560669. The reversal of 1203641560636 is 6360651463021.

It is a junction number, because it is equal to n+sod(n) for n = 1203641560592 and 1203641560601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203641560633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330396631 + ... + 330400273.

It is an arithmetic number, because the mean of its divisors is an integer number (44511715080).

Almost surely, 2^{1203641560636} is an apocalyptic number.

It is an amenable number.

1203641560636 is a deficient number, since it is larger than the sum of its proper divisors (932920763204).

1203641560636 is a wasteful number, since it uses less digits than its factorization.

1203641560636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354 (or 7352 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 1203641560636 in words is "one trillion, two hundred three billion, six hundred forty-one million, five hundred sixty thousand, six hundred thirty-six".