41990771972 has 12 divisors (see below), whose sum is σ = 73485643980. Its totient is φ = 20994873696.

The previous prime is 41990771969. The next prime is 41990771981. The reversal of 41990771972 is 27917709914.

It can be written as a sum of positive squares in 2 ways, for example, as 11598428416 + 30392343556 = 107696^2 + 174334^2 .

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, 102458 + ... + 307374.

It is an arithmetic number, because the mean of its divisors is an integer number (6123803665).

Almost surely, 2^41990771972 is an apocalyptic number.

It is a pronic number, being equal to 204916×204917.

It is an amenable number.

41990771972 is a deficient number, since it is larger than the sum of its proper divisors (31494872008).

41990771972 is a wasteful number, since it uses less digits than its factorization.

41990771972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256150 (or 256148 counting only the distinct ones).

The product of its (nonzero) digits is 2000376, while the sum is 56.

The spelling of 41990771972 in words is "forty-one billion, nine hundred ninety million, seven hundred seventy-one thousand, nine hundred seventy-two".