195849485835 has 32 divisors (see below), whose sum is σ = 314863129152. Its totient is φ = 103952640000.

The previous prime is 195849485831. The next prime is 195849485861. The reversal of 195849485835 is 538584948591.

It is not a de Polignac number, because 195849485835 - 2² = 195849485831 is a prime.

It is a super-2 number, since 2×195849485835² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 195849485835.

It is not an unprimeable number, because it can be changed into a prime (195849485831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3533335 + ... + 3588335.

It is an arithmetic number, because the mean of its divisors is an integer number (9839472786).

Almost surely, 2^195849485835 is an apocalyptic number.

195849485835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

195849485835 is a deficient number, since it is larger than the sum of its proper divisors (119013643317).

195849485835 is a wasteful number, since it uses less digits than its factorization.

195849485835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56143.

The product of its digits is 248832000, while the sum is 69.

The spelling of 195849485835 in words is "one hundred ninety-five billion, eight hundred forty-nine million, four hundred eighty-five thousand, eight hundred thirty-five".