49500000000281 has 2 divisors, whose sum is σ = 49500000000282. Its totient is φ = 49500000000280.

The previous prime is 49500000000161. The next prime is 49500000000287. The reversal of 49500000000281 is 18200000000594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47108387238025 + 2391612762256 = 6863555^2 + 1546484^2 .

It is a cyclic number.

It is not a de Polignac number, because 49500000000281 - 2²² = 49499995805977 is a prime.

It is a super-2 number, since 2×49500000000281² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49500000000287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24750000000140 + 24750000000141.

It is an arithmetic number, because the mean of its divisors is an integer number (24750000000141).

Almost surely, 2^{49500000000281} is an apocalyptic number.

It is an amenable number.

49500000000281 is a deficient number, since it is larger than the sum of its proper divisors (1).

49500000000281 is an equidigital number, since it uses as much as digits as its factorization.

49500000000281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 49500000000281 in words is "forty-nine trillion, five hundred billion, two hundred eighty-one", and thus it is an aban number.