340555545450 has 72 divisors (see below), whose sum is σ = 948846644928. Its totient is φ = 90814808880.

The previous prime is 340555545433. The next prime is 340555545469. The reversal of 340555545450 is 54545555043.

340555545450 is a `hidden beast` number, since 3 + 4 + 0 + 5 + 55 + 54 + 545 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 340555545396 and 340555545405.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 14002482 + ... + 14026781.

It is an arithmetic number, because the mean of its divisors is an integer number (13178425624).

Almost surely, 2^340555545450 is an apocalyptic number.

340555545450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340555545450 is an abundant number, since it is smaller than the sum of its proper divisors (608291099478).

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

340555545450 is a wasteful number, since it uses less digits than its factorization.

340555545450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28029290 (or 28029273 counting only the distinct ones).

The product of its (nonzero) digits is 3000000, while the sum is 45.

The spelling of 340555545450 in words is "three hundred forty billion, five hundred fifty-five million, five hundred forty-five thousand, four hundred fifty".