41512465640 has 32 divisors (see below), whose sum is σ = 93411760680. Its totient is φ = 16603437312.

The previous prime is 41512465637. The next prime is 41512465679. The reversal of 41512465640 is 4656421514.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14908898404 + 26603567236 = 122102^2 + 163106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 41512465594 and 41512465603.

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 7 ways as a sum of consecutive naturals, for example, 448814 + ... + 533346.

Almost surely, 2^41512465640 is an apocalyptic number.

41512465640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41512465640 is an abundant number, since it is smaller than the sum of its proper divisors (51899295040).

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

41512465640 is a wasteful number, since it uses less digits than its factorization.

41512465640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96821 (or 96817 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 41512465640 in words is "forty-one billion, five hundred twelve million, four hundred sixty-five thousand, six hundred forty".