41319781779020 has 48 divisors (see below), whose sum is σ = 90392372716800. Its totient is φ = 15848013346560.

The previous prime is 41319781779019. The next prime is 41319781779127. The reversal of 41319781779020 is 2097718791314.

It is a super-2 number, since 2×41319781779020² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305642555 + ... + 305777714.

It is an arithmetic number, because the mean of its divisors is an integer number (1883174431600).

Almost surely, 2^{41319781779020} is an apocalyptic number.

It is an amenable number.

41319781779020 is an abundant number, since it is smaller than the sum of its proper divisors (49072590937780).

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

41319781779020 is a wasteful number, since it uses less digits than its factorization.

41319781779020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611420418 (or 611420416 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 59.

The spelling of 41319781779020 in words is "forty-one trillion, three hundred nineteen billion, seven hundred eighty-one million, seven hundred seventy-nine thousand, twenty".