340454795409 has 32 divisors (see below), whose sum is σ = 518132298240. Its totient is φ = 220783107456.

The previous prime is 340454795371. The next prime is 340454795477. The reversal of 340454795409 is 904597454043.

340454795409 is a `hidden beast` number, since 3 + 4 + 0 + 4 + 547 + 95 + 4 + 0 + 9 = 666.

340454795409 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 340454795409 - 2¹¹ = 340454793361 is a prime.

It is a super-3 number, since 3×340454795409³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (340454795609) 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, 4414312 + ... + 4490774.

It is an arithmetic number, because the mean of its divisors is an integer number (16191634320).

Almost surely, 2^340454795409 is an apocalyptic number.

It is an amenable number.

340454795409 is a deficient number, since it is larger than the sum of its proper divisors (177677502831).

340454795409 is a wasteful number, since it uses less digits than its factorization.

340454795409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80966 (or 80960 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 54.

The spelling of 340454795409 in words is "three hundred forty billion, four hundred fifty-four million, seven hundred ninety-five thousand, four hundred nine".