1004897773867 has 8 divisors (see below), whose sum is σ = 1082245928400. Its totient is φ = 927556523040.

The previous prime is 1004897773849. The next prime is 1004897773907. The reversal of 1004897773867 is 7683777984001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004897773867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004897773837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1421617 + ... + 2007682.

It is an arithmetic number, because the mean of its divisors is an integer number (135280741050).

Almost surely, 2^{1004897773867} is an apocalyptic number.

1004897773867 is a deficient number, since it is larger than the sum of its proper divisors (77348154533).

1004897773867 is a wasteful number, since it uses less digits than its factorization.

1004897773867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451853.

The product of its (nonzero) digits is 99574272, while the sum is 67.

The spelling of 1004897773867 in words is "one trillion, four billion, eight hundred ninety-seven million, seven hundred seventy-three thousand, eight hundred sixty-seven".