1000005000015 has 128 divisors (see below), whose sum is σ = 1920186777600. Its totient is φ = 434732014080.

The previous prime is 1000005000013. The next prime is 1000005000077. The reversal of 1000005000015 is 5100005000001.

It is not a de Polignac number, because 1000005000015 - 2¹ = 1000005000013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000005000013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 320615626 + ... + 320618744.

It is an arithmetic number, because the mean of its divisors is an integer number (15001459200).

Almost surely, 2^{1000005000015} is an apocalyptic number.

1000005000015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1000005000015 is a deficient number, since it is larger than the sum of its proper divisors (920181777585).

1000005000015 is a wasteful number, since it uses less digits than its factorization.

1000005000015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717.

The product of its (nonzero) digits is 25, while the sum is 12.

It can be divided in two parts, 100000 and 5000015, that added together give a palindrome (5100015).

The spelling of 1000005000015 in words is "one trillion, five million, fifteen", and thus it is an aban number and an uban number.