15040350553 has 2 divisors, whose sum is σ = 15040350554. Its totient is φ = 15040350552.

The previous prime is 15040350491. The next prime is 15040350571. The reversal of 15040350553 is 35505304051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14774888704 + 265461849 = 121552^2 + 16293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15040350553 is a prime.

It is not a weakly prime, because it can be changed into another prime (15040350583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7520175276 + 7520175277.

It is an arithmetic number, because the mean of its divisors is an integer number (7520175277).

Almost surely, 2^15040350553 is an apocalyptic number.

It is an amenable number.

15040350553 is a deficient number, since it is larger than the sum of its proper divisors (1).

15040350553 is an equidigital number, since it uses as much as digits as its factorization.

15040350553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 31.

The spelling of 15040350553 in words is "fifteen billion, forty million, three hundred fifty thousand, five hundred fifty-three".