15330738630253 has 4 divisors (see below), whose sum is σ = 15330747037788. Its totient is φ = 15330730222720.

The previous prime is 15330738630239. The next prime is 15330738630281. The reversal of 15330738630253 is 35203683703351.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 11851756399044 + 3478982231209 = 3442638^2 + 1865203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15330738630253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15330738630197 and 15330738630206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15330738330253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193126 + ... + 5540647.

It is an arithmetic number, because the mean of its divisors is an integer number (3832686759447).

Almost surely, 2^{15330738630253} is an apocalyptic number.

It is an amenable number.

15330738630253 is a deficient number, since it is larger than the sum of its proper divisors (8407535).

15330738630253 is an equidigital number, since it uses as much as digits as its factorization.

15330738630253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8407534.

The product of its (nonzero) digits is 4082400, while the sum is 49.

The spelling of 15330738630253 in words is "fifteen trillion, three hundred thirty billion, seven hundred thirty-eight million, six hundred thirty thousand, two hundred fifty-three".