41156838640 has 20 divisors (see below), whose sum is σ = 95689650024. Its totient is φ = 16462735424.

The previous prime is 41156838629. The next prime is 41156838673. The reversal of 41156838640 is 4683865114.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

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, 257230162 + ... + 257230321.

Almost surely, 2^41156838640 is an apocalyptic number.

41156838640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41156838640 is an abundant number, since it is smaller than the sum of its proper divisors (54532811384).

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

41156838640 is a wasteful number, since it uses less digits than its factorization.

41156838640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514460496 (or 514460490 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 41156838640 in words is "forty-one billion, one hundred fifty-six million, eight hundred thirty-eight thousand, six hundred forty".