344068172550 has 48 divisors (see below), whose sum is σ = 948098968080. Its totient is φ = 91751512320.

The previous prime is 344068172533. The next prime is 344068172561. The reversal of 344068172550 is 55271860443.

344068172550 is a `hidden beast` number, since 34 + 4 + 0 + 68 + 1 + 7 + 2 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 344068172496 and 344068172505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127431307 + ... + 127434006.

It is an arithmetic number, because the mean of its divisors is an integer number (19752061835).

Almost surely, 2^344068172550 is an apocalyptic number.

344068172550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

344068172550 is an abundant number, since it is smaller than the sum of its proper divisors (604030795530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344068172550 is a wasteful number, since it uses less digits than its factorization.

344068172550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254865334 (or 254865323 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 344068172550 in words is "three hundred forty-four billion, sixty-eight million, one hundred seventy-two thousand, five hundred fifty".