1306122401536 has 36 divisors (see below), whose sum is σ = 2607216330600. Its totient is φ = 653042772992.

The previous prime is 1306122401533. The next prime is 1306122401537. The reversal of 1306122401536 is 6351042216031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306122401533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16102650 + ... + 16183558.

It is an arithmetic number, because the mean of its divisors is an integer number (72422675850).

Almost surely, 2^{1306122401536} is an apocalyptic number.

1306122401536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1306122401536 is a deficient number, since it is larger than the sum of its proper divisors (1301093929064).

1306122401536 is an frugal number, since it uses more digits than its factorization.

1306122401536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143984 (or 143970 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 1306122401536 its reverse (6351042216031), we get a palindrome (7657164617567).

The spelling of 1306122401536 in words is "one trillion, three hundred six billion, one hundred twenty-two million, four hundred one thousand, five hundred thirty-six".