51453531203 has 8 divisors (see below), whose sum is σ = 51979452960. Its totient is φ = 50927932800.

The previous prime is 51453531169. The next prime is 51453531221. The reversal of 51453531203 is 30213535415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51453531203 - 2⁶ = 51453531139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51453531203.

It is not an unprimeable number, because it can be changed into a prime (51453531263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245738 + ... + 404096.

It is an arithmetic number, because the mean of its divisors is an integer number (6497431620).

Almost surely, 2^51453531203 is an apocalyptic number.

51453531203 is a deficient number, since it is larger than the sum of its proper divisors (525921757).

51453531203 is a wasteful number, since it uses less digits than its factorization.

51453531203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161677.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 51453531203 in words is "fifty-one billion, four hundred fifty-three million, five hundred thirty-one thousand, two hundred three".