220015510049 has 2 divisors, whose sum is σ = 220015510050. Its totient is φ = 220015510048.

The previous prime is 220015510021. The next prime is 220015510079. The reversal of 220015510049 is 940015510022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205419245824 + 14596264225 = 453232^2 + 120815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220015510049 is a prime.

It is not a weakly prime, because it can be changed into another prime (220015510079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110007755024 + 110007755025.

It is an arithmetic number, because the mean of its divisors is an integer number (110007755025).

Almost surely, 2^220015510049 is an apocalyptic number.

It is an amenable number.

220015510049 is a deficient number, since it is larger than the sum of its proper divisors (1).

220015510049 is an equidigital number, since it uses as much as digits as its factorization.

220015510049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 220015510049 in words is "two hundred twenty billion, fifteen million, five hundred ten thousand, forty-nine".