41785961436 has 72 divisors (see below), whose sum is σ = 110502231840. Its totient is φ = 13288708224.

The previous prime is 41785961417. The next prime is 41785961447. The reversal of 41785961436 is 63416958714.

41785961436 is a `hidden beast` number, since 4 + 1 + 7 + 8 + 596 + 1 + 43 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257226 + ... + 386958.

It is an arithmetic number, because the mean of its divisors is an integer number (1534753220).

Almost surely, 2^41785961436 is an apocalyptic number.

41785961436 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41785961436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55251115920).

41785961436 is an abundant number, since it is smaller than the sum of its proper divisors (68716270404).

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

41785961436 is a wasteful number, since it uses less digits than its factorization.

41785961436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130155 (or 130150 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 41785961436 in words is "forty-one billion, seven hundred eighty-five million, nine hundred sixty-one thousand, four hundred thirty-six".