1302620013426 has 16 divisors (see below), whose sum is σ = 2617587138528. Its totient is φ = 432148819200.

The previous prime is 1302620013397. The next prime is 1302620013437. The reversal of 1302620013426 is 6243100262031.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1302620013393 and 1302620013402.

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, 514461615 + ... + 514464146.

It is an arithmetic number, because the mean of its divisors is an integer number (163599196158).

Almost surely, 2^{1302620013426} is an apocalyptic number.

1302620013426 is an abundant number, since it is smaller than the sum of its proper divisors (1314967125102).

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

1302620013426 is a wasteful number, since it uses less digits than its factorization.

1302620013426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028925977.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 1302620013426 its reverse (6243100262031), we get a palindrome (7545720275457).

The spelling of 1302620013426 in words is "one trillion, three hundred two billion, six hundred twenty million, thirteen thousand, four hundred twenty-six".