340421241040 has 80 divisors (see below), whose sum is σ = 793083882240. Its totient is φ = 135892789760.

The previous prime is 340421241031. The next prime is 340421241077. The reversal of 340421241040 is 40142124043.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 340421240996 and 340421241014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145540191 + ... + 145542529.

It is an arithmetic number, because the mean of its divisors is an integer number (9913548528).

Almost surely, 2^340421241040 is an apocalyptic number.

It is an amenable number.

340421241040 is an abundant number, since it is smaller than the sum of its proper divisors (452662641200).

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

340421241040 is a wasteful number, since it uses less digits than its factorization.

340421241040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5260 (or 5254 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 340421241040 its reverse (40142124043), we get a palindrome (380563365083).

The spelling of 340421241040 in words is "three hundred forty billion, four hundred twenty-one million, two hundred forty-one thousand, forty".