40990210008 has 64 divisors (see below), whose sum is σ = 118367464320. Its totient is φ = 11690611200.

The previous prime is 40990210007. The next prime is 40990210013. The reversal of 40990210008 is 80001209904.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40990210007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4562158 + ... + 4571133.

It is an arithmetic number, because the mean of its divisors is an integer number (1849491630).

Almost surely, 2^40990210008 is an apocalyptic number.

It is an amenable number.

40990210008 is an abundant number, since it is smaller than the sum of its proper divisors (77377254312).

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

40990210008 is a wasteful number, since it uses less digits than its factorization.

40990210008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9133328 (or 9133324 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 40990210008 in words is "forty billion, nine hundred ninety million, two hundred ten thousand, eight".