41985061378 has 16 divisors (see below), whose sum is σ = 67826127096. Its totient is φ = 19376547840.

The previous prime is 41985061333. The next prime is 41985061399. The reversal of 41985061378 is 87316058914.

It can be written as a sum of positive squares in 4 ways, for example, as 31829057649 + 10156003729 = 178407^2 + 100777^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509250 + ... + 585922.

Almost surely, 2^41985061378 is an apocalyptic number.

41985061378 is a deficient number, since it is larger than the sum of its proper divisors (25841065718).

41985061378 is a wasteful number, since it uses less digits than its factorization.

41985061378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97749.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 41985061378 in words is "forty-one billion, nine hundred eighty-five million, sixty-one thousand, three hundred seventy-eight".