40334550660 has 36 divisors (see below), whose sum is σ = 122348137548. Its totient is φ = 10755880128.

The previous prime is 40334550631. The next prime is 40334550703. The reversal of 40334550660 is 6605543304.

40334550660 is a `hidden beast` number, since 40 + 3 + 3 + 4 + 550 + 6 + 60 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17913680964 + 22420869696 = 133842^2 + 149736^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 112040239 + ... + 112040598.

Almost surely, 2^40334550660 is an apocalyptic number.

It is an amenable number.

40334550660 is an abundant number, since it is smaller than the sum of its proper divisors (82013586888).

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

40334550660 is a wasteful number, since it uses less digits than its factorization.

40334550660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224080852 (or 224080847 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 40334550660 in words is "forty billion, three hundred thirty-four million, five hundred fifty thousand, six hundred sixty".