41356772405 has 16 divisors (see below), whose sum is σ = 53470957680. Its totient is φ = 30525938688.

The previous prime is 41356772399. The next prime is 41356772411. The reversal of 41356772405 is 50427765314.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (41356772399) and next prime (41356772411).

It can be written as a sum of positive squares in 8 ways, for example, as 1341170884 + 40015601521 = 36622^2 + 200039^2 .

It is a cyclic number.

It is not a de Polignac number, because 41356772405 - 2¹⁶ = 41356706869 is a prime.

It is a congruent number.

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, 11042 + ... + 287811.

It is an arithmetic number, because the mean of its divisors is an integer number (3341934855).

Almost surely, 2^41356772405 is an apocalyptic number.

It is an amenable number.

41356772405 is a deficient number, since it is larger than the sum of its proper divisors (12114185275).

41356772405 is a wasteful number, since it uses less digits than its factorization.

41356772405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301000.

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 41356772405 in words is "forty-one billion, three hundred fifty-six million, seven hundred seventy-two thousand, four hundred five".