800165132739 has 32 divisors (see below), whose sum is σ = 1354828823040. Its totient is φ = 457219709856.

The previous prime is 800165132731. The next prime is 800165132747. The reversal of 800165132739 is 937231561008.

800165132739 is a `hidden beast` number, since 80 + 0 + 1 + 6 + 513 + 27 + 39 = 666.

It is an interprime number because it is at equal distance from previous prime (800165132731) and next prime (800165132747).

It is not a de Polignac number, because 800165132739 - 2³ = 800165132731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 800165132694 and 800165132703.

It is not an unprimeable number, because it can be changed into a prime (800165132731) 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 31 ways as a sum of consecutive naturals, for example, 6118812 + ... + 6248214.

It is an arithmetic number, because the mean of its divisors is an integer number (42338400720).

Almost surely, 2^800165132739 is an apocalyptic number.

800165132739 is a deficient number, since it is larger than the sum of its proper divisors (554663690301).

800165132739 is a wasteful number, since it uses less digits than its factorization.

800165132739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162136 (or 162130 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 800165132739 in words is "eight hundred billion, one hundred sixty-five million, one hundred thirty-two thousand, seven hundred thirty-nine".