41221435555530 has 64 divisors (see below), whose sum is σ = 111997862680320. Its totient is φ = 10784979361728.

The previous prime is 41221435555519. The next prime is 41221435555571. The reversal of 41221435555530 is 3555553412214.

41221435555530 is a `hidden beast` number, since 4 + 1 + 2 + 2 + 1 + 43 + 5 + 55 + 553 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1440287422 + ... + 1440316041.

It is an arithmetic number, because the mean of its divisors is an integer number (1749966604380).

Almost surely, 2^{41221435555530} is an apocalyptic number.

41221435555530 is an abundant number, since it is smaller than the sum of its proper divisors (70776427124790).

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

41221435555530 is a wasteful number, since it uses less digits than its factorization.

41221435555530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2880603532 (or 2880603526 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 45.

Adding to 41221435555530 its reverse (3555553412214), we get a palindrome (44776988967744).

The spelling of 41221435555530 in words is "forty-one trillion, two hundred twenty-one billion, four hundred thirty-five million, five hundred fifty-five thousand, five hundred thirty".