85560349923 has 36 divisors (see below), whose sum is σ = 130017786760. Its totient is φ = 55608477120.

The previous prime is 85560349913. The next prime is 85560349933. The reversal of 85560349923 is 32994306558.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

85560349923 is a `hidden beast` number, since 8 + 5 + 5 + 603 + 4 + 9 + 9 + 23 = 666.

It is an interprime number because it is at equal distance from previous prime (85560349913) and next prime (85560349933).

It is not a de Polignac number, because 85560349923 - 2⁶ = 85560349859 is a prime.

It is a super-3 number, since 3×85560349923³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85560349923.

It is not an unprimeable number, because it can be changed into a prime (85560349913) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 62315665 + ... + 62317037.

Almost surely, 2^85560349923 is an apocalyptic number.

85560349923 is a deficient number, since it is larger than the sum of its proper divisors (44457436837).

85560349923 is an frugal number, since it uses more digits than its factorization.

85560349923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2837 (or 1417 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 85560349923 in words is "eighty-five billion, five hundred sixty million, three hundred forty-nine thousand, nine hundred twenty-three".