87371628741049 has 2 divisors, whose sum is σ = 87371628741050. Its totient is φ = 87371628741048.

The previous prime is 87371628741043. The next prime is 87371628741071. The reversal of 87371628741049 is 94014782617378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67083766059024 + 20287862682025 = 8190468^2 + 4504205^2 .

It is a cyclic number.

It is not a de Polignac number, because 87371628741049 - 2¹¹ = 87371628739001 is a prime.

It is not a weakly prime, because it can be changed into another prime (87371628741043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43685814370524 + 43685814370525.

It is an arithmetic number, because the mean of its divisors is an integer number (43685814370525).

Almost surely, 2^{87371628741049} is an apocalyptic number.

It is an amenable number.

87371628741049 is a deficient number, since it is larger than the sum of its proper divisors (1).

87371628741049 is an equidigital number, since it uses as much as digits as its factorization.

87371628741049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113799168, while the sum is 67.

The spelling of 87371628741049 in words is "eighty-seven trillion, three hundred seventy-one billion, six hundred twenty-eight million, seven hundred forty-one thousand, forty-nine".