41420390399 has 16 divisors (see below), whose sum is σ = 42605697024. Its totient is φ = 40245660000.

The previous prime is 41420390387. The next prime is 41420390413. The reversal of 41420390399 is 99309302414.

It is a Cunningham number, because it is equal to 203520²-1.

It is a cyclic number.

It is not a de Polignac number, because 41420390399 - 2¹⁶ = 41420324863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41420390339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8749037 + ... + 8753769.

It is an arithmetic number, because the mean of its divisors is an integer number (2662856064).

Almost surely, 2^41420390399 is an apocalyptic number.

41420390399 is a deficient number, since it is larger than the sum of its proper divisors (1185306625).

41420390399 is a wasteful number, since it uses less digits than its factorization.

41420390399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5798.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 41420390399 in words is "forty-one billion, four hundred twenty million, three hundred ninety thousand, three hundred ninety-nine".