40525452444 has 24 divisors (see below), whose sum is σ = 94567273360. Its totient is φ = 13507357824.

The previous prime is 40525452437. The next prime is 40525452467. The reversal of 40525452444 is 44425452504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16122 + ... + 285150.

Almost surely, 2^40525452444 is an apocalyptic number.

It is an amenable number.

40525452444 is an abundant number, since it is smaller than the sum of its proper divisors (54041820916).

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

40525452444 is a wasteful number, since it uses less digits than its factorization.

40525452444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281589 (or 281587 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 39.

The spelling of 40525452444 in words is "forty billion, five hundred twenty-five million, four hundred fifty-two thousand, four hundred forty-four".