2056015699 has 4 divisors (see below), whose sum is σ = 2056243536. Its totient is φ = 2055787864.

The previous prime is 2056015693. The next prime is 2056015711. The reversal of 2056015699 is 9965106502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2056015699 - 2¹⁷ = 2055884627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2056015693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99799 + ... + 118624.

It is an arithmetic number, because the mean of its divisors is an integer number (514060884).

Almost surely, 2^2056015699 is an apocalyptic number.

2056015699 is a deficient number, since it is larger than the sum of its proper divisors (227837).

2056015699 is an equidigital number, since it uses as much as digits as its factorization.

2056015699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227836.

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 2056015699 is about 45343.3093079894. The cubic root of 2056015699 is about 1271.5754723868.

The spelling of 2056015699 in words is "two billion, fifty-six million, fifteen thousand, six hundred ninety-nine".