1005413254989 has 32 divisors (see below), whose sum is σ = 1575486993024. Its totient is φ = 562263982080.

The previous prime is 1005413254973. The next prime is 1005413255107. The reversal of 1005413254989 is 9894523145001.

It is not a de Polignac number, because 1005413254989 - 2⁴ = 1005413254973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005413254949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 755389 + ... + 1606685.

It is an arithmetic number, because the mean of its divisors is an integer number (49233968532).

Almost surely, 2^{1005413254989} is an apocalyptic number.

It is an amenable number.

1005413254989 is a deficient number, since it is larger than the sum of its proper divisors (570073738035).

1005413254989 is a wasteful number, since it uses less digits than its factorization.

1005413254989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854077.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 1005413254989 in words is "one trillion, five billion, four hundred thirteen million, two hundred fifty-four thousand, nine hundred eighty-nine".