20340444302 has 16 divisors (see below), whose sum is σ = 31225234320. Its totient is φ = 9934786752.

The previous prime is 20340444283. The next prime is 20340444323. The reversal of 20340444302 is 20344404302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673613 + ... + 703160.

It is an arithmetic number, because the mean of its divisors is an integer number (1951577145).

Almost surely, 2^20340444302 is an apocalyptic number.

20340444302 is a deficient number, since it is larger than the sum of its proper divisors (10884790018).

20340444302 is a wasteful number, since it uses less digits than its factorization.

20340444302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376947.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 20340444302 its reverse (20344404302), we get a palindrome (40684848604).

The spelling of 20340444302 in words is "twenty billion, three hundred forty million, four hundred forty-four thousand, three hundred two".