1000555101005 has 16 divisors (see below), whose sum is σ = 1217900154240. Its totient is φ = 788998665408.

The previous prime is 1000555100983. The next prime is 1000555101017. The reversal of 1000555101005 is 5001015550001.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000555101005 is a prime.

It is a super-2 number, since 2×1000555101005² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2563802 + ... + 2928171.

It is an arithmetic number, because the mean of its divisors is an integer number (76118759640).

Almost surely, 2^{1000555101005} is an apocalyptic number.

It is an amenable number.

1000555101005 is a deficient number, since it is larger than the sum of its proper divisors (217345053235).

1000555101005 is an equidigital number, since it uses as much as digits as its factorization.

1000555101005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5492500.

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 1000555101005 in words is "one trillion, five hundred fifty-five million, one hundred one thousand, five".