340215020522 has 64 divisors (see below), whose sum is σ = 612582082560. Its totient is φ = 140108795904.

The previous prime is 340215020477. The next prime is 340215020531. The reversal of 340215020522 is 225020512043.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 340215020491 and 340215020500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1000679 + ... + 1296837.

It is an arithmetic number, because the mean of its divisors is an integer number (9571595040).

Almost surely, 2^340215020522 is an apocalyptic number.

340215020522 is a deficient number, since it is larger than the sum of its proper divisors (272367062038).

340215020522 is a wasteful number, since it uses less digits than its factorization.

340215020522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296327.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 340215020522 its reverse (225020512043), we get a palindrome (565235532565).

The spelling of 340215020522 in words is "three hundred forty billion, two hundred fifteen million, twenty thousand, five hundred twenty-two".