41200420521 has 8 divisors (see below), whose sum is σ = 59159578240. Its totient is φ = 25354104912.

The previous prime is 41200420493. The next prime is 41200420603. The reversal of 41200420521 is 12502400214.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 41200420521 - 2⁵ = 41200420489 is a prime.

It is a super-2 number, since 2×41200420521² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41200420621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528210481 + ... + 528210558.

It is an arithmetic number, because the mean of its divisors is an integer number (7394947280).

Almost surely, 2^41200420521 is an apocalyptic number.

It is an amenable number.

41200420521 is a deficient number, since it is larger than the sum of its proper divisors (17959157719).

41200420521 is a wasteful number, since it uses less digits than its factorization.

41200420521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056421055.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 41200420521 its reverse (12502400214), we get a palindrome (53702820735).

The spelling of 41200420521 in words is "forty-one billion, two hundred million, four hundred twenty thousand, five hundred twenty-one".