41661600136 has 48 divisors (see below), whose sum is σ = 84720329460. Its totient is φ = 19198033920.

The previous prime is 41661600121. The next prime is 41661600173. The reversal of 41661600136 is 63100616614.

It can be written as a sum of positive squares in 6 ways, for example, as 20692822500 + 20968777636 = 143850^2 + 144806^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 842596 + ... + 890668.

Almost surely, 2^41661600136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41661600136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42360164730).

41661600136 is an abundant number, since it is smaller than the sum of its proper divisors (43058729324).

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

41661600136 is a wasteful number, since it uses less digits than its factorization.

41661600136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48746 (or 48729 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 41661600136 in words is "forty-one billion, six hundred sixty-one million, six hundred thousand, one hundred thirty-six".