340034123040420 has 96 divisors (see below), whose sum is σ = 953092380764160. Its totient is φ = 90580844131200.

The previous prime is 340034123040347. The next prime is 340034123040427. The reversal of 340034123040420 is 24040321430043.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (340034123040427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 758017195 + ... + 758465645.

It is an arithmetic number, because the mean of its divisors is an integer number (9928045632960).

Almost surely, 2^{340034123040420} is an apocalyptic number.

340034123040420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340034123040420 is an abundant number, since it is smaller than the sum of its proper divisors (613058257723740).

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

340034123040420 is a wasteful number, since it uses less digits than its factorization.

340034123040420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461665 (or 461663 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 340034123040420 its reverse (24040321430043), we get a palindrome (364074444470463).

The spelling of 340034123040420 in words is "three hundred forty trillion, thirty-four billion, one hundred twenty-three million, forty thousand, four hundred twenty".