13400042020332 has 48 divisors (see below), whose sum is σ = 34259458730112. Its totient is φ = 4042730596480.

The previous prime is 13400042020331. The next prime is 13400042020333. The reversal of 13400042020332 is 23302024000431.

It is an interprime number because it is at equal distance from previous prime (13400042020331) and next prime (13400042020333).

It is a super-2 number, since 2×13400042020332² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13400042020331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223572393 + ... + 223632320.

It is an arithmetic number, because the mean of its divisors is an integer number (713738723544).

Almost surely, 2^{13400042020332} is an apocalyptic number.

13400042020332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13400042020332 is an abundant number, since it is smaller than the sum of its proper divisors (20859416709780).

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

13400042020332 is a wasteful number, since it uses less digits than its factorization.

13400042020332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447204958 (or 447204956 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 13400042020332 its reverse (23302024000431), we get a palindrome (36702066020763).

The spelling of 13400042020332 in words is "thirteen trillion, four hundred billion, forty-two million, twenty thousand, three hundred thirty-two".