1012290505515 has 32 divisors (see below), whose sum is σ = 1806032001600. Its totient is φ = 537966938880.

The previous prime is 1012290505481. The next prime is 1012290505529. The reversal of 1012290505515 is 5155050922101.

It is a happy number.

1012290505515 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 2 + 90 + 50 + 5 + 515 = 666.

It is not a de Polignac number, because 1012290505515 - 2¹⁵ = 1012290472747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012290505515.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 13304500 + ... + 13380369.

It is an arithmetic number, because the mean of its divisors is an integer number (56438500050).

Almost surely, 2^{1012290505515} is an apocalyptic number.

1012290505515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1012290505515 is a deficient number, since it is larger than the sum of its proper divisors (793741496085).

1012290505515 is a wasteful number, since it uses less digits than its factorization.

1012290505515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26685164 (or 26685158 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 1012290505515 in words is "one trillion, twelve billion, two hundred ninety million, five hundred five thousand, five hundred fifteen".