15580000229 has 2 divisors, whose sum is σ = 15580000230. Its totient is φ = 15580000228.

The previous prime is 15580000213. The next prime is 15580000273. The reversal of 15580000229 is 92200008551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12927235204 + 2652765025 = 113698^2 + 51505^2 .

It is a cyclic number.

It is not a de Polignac number, because 15580000229 - 2⁴ = 15580000213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15580000195 and 15580000204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15580000529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7790000114 + 7790000115.

It is an arithmetic number, because the mean of its divisors is an integer number (7790000115).

Almost surely, 2^15580000229 is an apocalyptic number.

It is an amenable number.

15580000229 is a deficient number, since it is larger than the sum of its proper divisors (1).

15580000229 is an equidigital number, since it uses as much as digits as its factorization.

15580000229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 15580000229 in words is "fifteen billion, five hundred eighty million, two hundred twenty-nine", and thus it is an aban number.