340206712544 has 24 divisors (see below), whose sum is σ = 669842173728. Its totient is φ = 170088065280.

The previous prime is 340206712513. The next prime is 340206712561. The reversal of 340206712544 is 445217602043.

It is a happy number.

It is a super-3 number, since 3×340206712544³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340206712498 and 340206712507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111992 + ... + 832439.

It is an arithmetic number, because the mean of its divisors is an integer number (27910090572).

Almost surely, 2^340206712544 is an apocalyptic number.

It is an amenable number.

340206712544 is a deficient number, since it is larger than the sum of its proper divisors (329635461184).

340206712544 is a wasteful number, since it uses less digits than its factorization.

340206712544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955698 (or 955690 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 340206712544 in words is "three hundred forty billion, two hundred six million, seven hundred twelve thousand, five hundred forty-four".