340744381844 has 12 divisors (see below), whose sum is σ = 598929553824. Its totient is φ = 169621652184.

The previous prime is 340744381837. The next prime is 340744381877. The reversal of 340744381844 is 448183447043.

It is a super-2 number, since 2×340744381844² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340744381792 and 340744381801.

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, 187633664 + ... + 187635479.

It is an arithmetic number, because the mean of its divisors is an integer number (49910796152).

Almost surely, 2^340744381844 is an apocalyptic number.

It is an amenable number.

340744381844 is a deficient number, since it is larger than the sum of its proper divisors (258185171980).

340744381844 is a wasteful number, since it uses less digits than its factorization.

340744381844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375269374 (or 375269372 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 50.

The spelling of 340744381844 in words is "three hundred forty billion, seven hundred forty-four million, three hundred eighty-one thousand, eight hundred forty-four".