41685121552 has 20 divisors (see below), whose sum is σ = 80769323116. Its totient is φ = 20841425280.

The previous prime is 41685121549. The next prime is 41685121567. The reversal of 41685121552 is 25512158614.

It can be written as a sum of positive squares in 2 ways, for example, as 7783474176 + 33901647376 = 88224^2 + 184124^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286438 + ... + 406714.

Almost surely, 2^41685121552 is an apocalyptic number.

It is an amenable number.

41685121552 is a deficient number, since it is larger than the sum of its proper divisors (39084201564).

41685121552 is a wasteful number, since it uses less digits than its factorization.

41685121552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141946 (or 141940 counting only the distinct ones).

The product of its digits is 96000, while the sum is 40.

The spelling of 41685121552 in words is "forty-one billion, six hundred eighty-five million, one hundred twenty-one thousand, five hundred fifty-two".