1005438919462 has 16 divisors (see below), whose sum is σ = 1534293792720. Its totient is φ = 494014026528.

The previous prime is 1005438919423. The next prime is 1005438919477. The reversal of 1005438919462 is 2649198345001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1275573 + ... + 1907344.

It is an arithmetic number, because the mean of its divisors is an integer number (95893362045).

Almost surely, 2^{1005438919462} is an apocalyptic number.

1005438919462 is a deficient number, since it is larger than the sum of its proper divisors (528854873258).

1005438919462 is a wasteful number, since it uses less digits than its factorization.

1005438919462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3185655.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 1005438919462 in words is "one trillion, five billion, four hundred thirty-eight million, nine hundred nineteen thousand, four hundred sixty-two".