20413504241206 has 4 divisors (see below), whose sum is σ = 30620256361812. Its totient is φ = 10206752120602.

The previous prime is 20413504241161. The next prime is 20413504241269. The reversal of 20413504241206 is 60214240531402.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20413504241206² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5103376060300 + ... + 5103376060303.

It is an arithmetic number, because the mean of its divisors is an integer number (7655064090453).

Almost surely, 2^{20413504241206} is an apocalyptic number.

20413504241206 is a deficient number, since it is larger than the sum of its proper divisors (10206752120606).

20413504241206 is a wasteful number, since it uses less digits than its factorization.

20413504241206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10206752120605.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 20413504241206 its reverse (60214240531402), we get a palindrome (80627744772608).

The spelling of 20413504241206 in words is "twenty trillion, four hundred thirteen billion, five hundred four million, two hundred forty-one thousand, two hundred six".