20413334155436 has 48 divisors (see below), whose sum is σ = 36176885902080. Its totient is φ = 10077796319040.

The previous prime is 20413334155397. The next prime is 20413334155471. The reversal of 20413334155436 is 63455143331402.

It is a happy number.

It is a super-2 number, since 2×20413334155436² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144018881 + ... + 144160551.

It is an arithmetic number, because the mean of its divisors is an integer number (753685122960).

Almost surely, 2^{20413334155436} is an apocalyptic number.

It is an amenable number.

20413334155436 is a deficient number, since it is larger than the sum of its proper divisors (15763551746644).

20413334155436 is a wasteful number, since it uses less digits than its factorization.

20413334155436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142934 (or 142932 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 44.

Adding to 20413334155436 its reverse (63455143331402), we get a palindrome (83868477486838).

The spelling of 20413334155436 in words is "twenty trillion, four hundred thirteen billion, three hundred thirty-four million, one hundred fifty-five thousand, four hundred thirty-six".