41200420520 has 64 divisors (see below), whose sum is σ = 106778234880. Its totient is φ = 14014619136.

The previous prime is 41200420493. The next prime is 41200420603. The reversal of 41200420520 is 2502400214.

It is a happy number.

41200420520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 41200420492 and 41200420501.

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, 543749 + ... + 614868.

It is an arithmetic number, because the mean of its divisors is an integer number (1668409920).

Almost surely, 2^41200420520 is an apocalyptic number.

41200420520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41200420520 is an abundant number, since it is smaller than the sum of its proper divisors (65577814360).

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

41200420520 is a wasteful number, since it uses less digits than its factorization.

41200420520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158762 (or 1158758 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 41200420520 its reverse (2502400214), we get a palindrome (43702820734).

The spelling of 41200420520 in words is "forty-one billion, two hundred million, four hundred twenty thousand, five hundred twenty".