1008572868449 has 2 divisors, whose sum is σ = 1008572868450. Its totient is φ = 1008572868448.

The previous prime is 1008572868437. The next prime is 1008572868473. The reversal of 1008572868449 is 9448682758001.

1008572868449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 797163265600 + 211409602849 = 892840^2 + 459793^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1008572868449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1008572868391 and 1008572868400.

It is not a weakly prime, because it can be changed into another prime (1008572868419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504286434224 + 504286434225.

It is an arithmetic number, because the mean of its divisors is an integer number (504286434225).

Almost surely, 2^{1008572868449} is an apocalyptic number.

It is an amenable number.

1008572868449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1008572868449 is an equidigital number, since it uses as much as digits as its factorization.

1008572868449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30965760, while the sum is 62.

The spelling of 1008572868449 in words is "one trillion, eight billion, five hundred seventy-two million, eight hundred sixty-eight thousand, four hundred forty-nine".