340744317442 has 16 divisors (see below), whose sum is σ = 516400676352. Its totient is φ = 168619815280.

The previous prime is 340744317373. The next prime is 340744317457. The reversal of 340744317442 is 244713447043.

It is a super-2 number, since 2×340744317442² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2188708 + ... + 2339215.

It is an arithmetic number, because the mean of its divisors is an integer number (32275042272).

Almost surely, 2^340744317442 is an apocalyptic number.

340744317442 is a deficient number, since it is larger than the sum of its proper divisors (175656358910).

340744317442 is a wasteful number, since it uses less digits than its factorization.

340744317442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4528313.

The product of its (nonzero) digits is 903168, while the sum is 43.

The spelling of 340744317442 in words is "three hundred forty billion, seven hundred forty-four million, three hundred seventeen thousand, four hundred forty-two".