345640545504562 has 96 divisors (see below), whose sum is σ = 689694179134464. Its totient is φ = 126726501749760.

The previous prime is 345640545504559. The next prime is 345640545504619. The reversal of 345640545504562 is 265405545046543.

It is a junction number, because it is equal to n+sod(n) for n = 345640545504497 and 345640545504506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 212785663 + ... + 214403869.

It is an arithmetic number, because the mean of its divisors is an integer number (7184314365984).

Almost surely, 2^{345640545504562} is an apocalyptic number.

345640545504562 is a deficient number, since it is larger than the sum of its proper divisors (344053633629902).

345640545504562 is a wasteful number, since it uses less digits than its factorization.

345640545504562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625672 (or 1625661 counting only the distinct ones).

The product of its (nonzero) digits is 172800000, while the sum is 58.

The spelling of 345640545504562 in words is "three hundred forty-five trillion, six hundred forty billion, five hundred forty-five million, five hundred four thousand, five hundred sixty-two".