41465640520 has 64 divisors (see below), whose sum is σ = 93967409520. Its totient is φ = 16467369984.

The previous prime is 41465640509. The next prime is 41465640599. The reversal of 41465640520 is 2504656414.

41465640520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 28661812804 + 12803827716 = 169298^2 + 113154^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 41465640520.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12514384 + ... + 12517696.

Almost surely, 2^41465640520 is an apocalyptic number.

41465640520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41465640520 is an abundant number, since it is smaller than the sum of its proper divisors (52501769000).

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

41465640520 is a wasteful number, since it uses less digits than its factorization.

41465640520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5474 (or 5470 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 41465640520 in words is "forty-one billion, four hundred sixty-five million, six hundred forty thousand, five hundred twenty".