20403061347753 has 48 divisors (see below), whose sum is σ = 34505544528000. Its totient is φ = 11612441988000.

The previous prime is 20403061347749. The next prime is 20403061347761. The reversal of 20403061347753 is 35774316030402.

20403061347753 is a `hidden beast` number, since 2 + 0 + 40 + 30 + 61 + 3 + 477 + 53 = 666.

It is not a de Polignac number, because 20403061347753 - 2² = 20403061347749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20403061347699 and 20403061347708.

It is not an unprimeable number, because it can be changed into a prime (20403061347793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12391198 + ... + 13940871.

It is an arithmetic number, because the mean of its divisors is an integer number (718865511000).

Almost surely, 2^{20403061347753} is an apocalyptic number.

It is an amenable number.

20403061347753 is a deficient number, since it is larger than the sum of its proper divisors (14102483180247).

20403061347753 is a wasteful number, since it uses less digits than its factorization.

20403061347753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26332347 (or 26332330 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 20403061347753 in words is "twenty trillion, four hundred three billion, sixty-one million, three hundred forty-seven thousand, seven hundred fifty-three".