344475820061 has 16 divisors (see below), whose sum is σ = 384041750400. Its totient is φ = 307064037888.

The previous prime is 344475820043. The next prime is 344475820081. The reversal of 344475820061 is 160028574443.

It is a happy number.

It is not a de Polignac number, because 344475820061 - 2⁶ = 344475819997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344475819994 and 344475820021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344475820081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041200 + ... + 1331558.

It is an arithmetic number, because the mean of its divisors is an integer number (24002609400).

Almost surely, 2^344475820061 is an apocalyptic number.

It is an amenable number.

344475820061 is a deficient number, since it is larger than the sum of its proper divisors (39565930339).

344475820061 is a wasteful number, since it uses less digits than its factorization.

344475820061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294068.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 344475820061 in words is "three hundred forty-four billion, four hundred seventy-five million, eight hundred twenty thousand, sixty-one".