945540836723 has 32 divisors (see below), whose sum is σ = 1154633679360. Its totient is φ = 755854364160.

The previous prime is 945540836701. The next prime is 945540836759. The reversal of 945540836723 is 327638045549.

It is not a de Polignac number, because 945540836723 - 2¹⁸ = 945540574579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (945540836323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5667740 + ... + 5832182.

It is an arithmetic number, because the mean of its divisors is an integer number (36082302480).

Almost surely, 2^945540836723 is an apocalyptic number.

945540836723 is a deficient number, since it is larger than the sum of its proper divisors (209092842637).

945540836723 is a wasteful number, since it uses less digits than its factorization.

945540836723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164907.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 945540836723 in words is "nine hundred forty-five billion, five hundred forty million, eight hundred thirty-six thousand, seven hundred twenty-three".