395499555061 has 8 divisors (see below), whose sum is σ = 427505956920. Its totient is φ = 363719347392.

The previous prime is 395499555049. The next prime is 395499555089. The reversal of 395499555061 is 160555994593.

It can be written as a sum of positive squares in 4 ways, for example, as 18848544100 + 376651010961 = 137290^2 + 613719^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-395499555061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395499555041) 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 7 ways as a sum of consecutive naturals, for example, 56544910 + ... + 56551903.

It is an arithmetic number, because the mean of its divisors is an integer number (53438244615).

Almost surely, 2^395499555061 is an apocalyptic number.

It is an amenable number.

395499555061 is a deficient number, since it is larger than the sum of its proper divisors (32006401859).

395499555061 is a wasteful number, since it uses less digits than its factorization.

395499555061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113097095.

The product of its (nonzero) digits is 32805000, while the sum is 61.

The spelling of 395499555061 in words is "three hundred ninety-five billion, four hundred ninety-nine million, five hundred fifty-five thousand, sixty-one".