1336426898868 has 72 divisors (see below), whose sum is σ = 3384969598920. Its totient is φ = 444582051840.

The previous prime is 1336426898761. The next prime is 1336426898879. The reversal of 1336426898868 is 8688986246331.

1336426898868 is a `hidden beast` number, since 1 + 3 + 36 + 426 + 8 + 98 + 86 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 57306614544 + 1279120284324 = 239388^2 + 1130982^2 .

It is a hoax number, since the sum of its digits (72) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1336426898796 and 1336426898805.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 149467278 + ... + 149476218.

Almost surely, 2^{1336426898868} is an apocalyptic number.

1336426898868 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1336426898868 is an abundant number, since it is smaller than the sum of its proper divisors (2048542700052).

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

1336426898868 is a wasteful number, since it uses less digits than its factorization.

1336426898868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16817 (or 16812 counting only the distinct ones).

The product of its digits is 573308928, while the sum is 72.

The spelling of 1336426898868 in words is "one trillion, three hundred thirty-six billion, four hundred twenty-six million, eight hundred ninety-eight thousand, eight hundred sixty-eight".