1005137772863 has 8 divisors (see below), whose sum is σ = 1150852231200. Its totient is φ = 859954151520.

The previous prime is 1005137772833. The next prime is 1005137772869. The reversal of 1005137772863 is 3682777315001.

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-1005137772863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005137772869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132705188 + ... + 132712761.

It is an arithmetic number, because the mean of its divisors is an integer number (143856528900).

Almost surely, 2^{1005137772863} is an apocalyptic number.

1005137772863 is a deficient number, since it is larger than the sum of its proper divisors (145714458337).

1005137772863 is an equidigital number, since it uses as much as digits as its factorization.

1005137772863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265418497.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The spelling of 1005137772863 in words is "one trillion, five billion, one hundred thirty-seven million, seven hundred seventy-two thousand, eight hundred sixty-three".