340003431403040 has 24 divisors (see below), whose sum is σ = 803258106690060. Its totient is φ = 136001372561152.

The previous prime is 340003431403003. The next prime is 340003431403043. The reversal of 340003431403040 is 40304134300043.

It can be written as a sum of positive squares in 2 ways, for example, as 339856156595344 + 147274807696 = 18435188^2 + 383764^2 .

It is a junction number, because it is equal to n+sod(n) for n = 340003431402994 and 340003431403012.

It is not an unprimeable number, because it can be changed into a prime (340003431403043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062510722975 + ... + 1062510723294.

Almost surely, 2^{340003431403040} is an apocalyptic number.

It is an amenable number.

340003431403040 is an abundant number, since it is smaller than the sum of its proper divisors (463254675287020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340003431403040 is a wasteful number, since it uses less digits than its factorization.

340003431403040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125021446284 (or 2125021446276 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 340003431403040 its reverse (40304134300043), we get a palindrome (380307565703083).

The spelling of 340003431403040 in words is "three hundred forty trillion, three billion, four hundred thirty-one million, four hundred three thousand, forty".