40528529240 has 16 divisors (see below), whose sum is σ = 91189190880. Its totient is φ = 16211411680.

The previous prime is 40528529231. The next prime is 40528529257. The reversal of 40528529240 is 4292582504.

It is a happy number.

40528529240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 506606576 + ... + 506606655.

It is an arithmetic number, because the mean of its divisors is an integer number (5699324430).

Almost surely, 2^40528529240 is an apocalyptic number.

40528529240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40528529240 is an abundant number, since it is smaller than the sum of its proper divisors (50660661640).

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

40528529240 is a wasteful number, since it uses less digits than its factorization.

40528529240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013213242 (or 1013213238 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 40528529240 in words is "forty billion, five hundred twenty-eight million, five hundred twenty-nine thousand, two hundred forty".