340354454445 has 48 divisors (see below), whose sum is σ = 613024776000. Its totient is φ = 181158280704.

The previous prime is 340354454423. The next prime is 340354454459. The reversal of 340354454445 is 544454453043.

340354454445 is a `hidden beast` number, since 34 + 0 + 35 + 4 + 4 + 544 + 45 = 666.

It is not a de Polignac number, because 340354454445 - 2¹² = 340354450349 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 340354454445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 325597 + ... + 886973.

It is an arithmetic number, because the mean of its divisors is an integer number (12771349500).

Almost surely, 2^340354454445 is an apocalyptic number.

It is an amenable number.

340354454445 is a deficient number, since it is larger than the sum of its proper divisors (272670321555).

340354454445 is an equidigital number, since it uses as much as digits as its factorization.

340354454445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561896 (or 561884 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 45.

The spelling of 340354454445 in words is "three hundred forty billion, three hundred fifty-four million, four hundred fifty-four thousand, four hundred forty-five".