40406105528 has 8 divisors (see below), whose sum is σ = 75761447880. Its totient is φ = 20203052760.

The previous prime is 40406105513. The next prime is 40406105543. The reversal of 40406105528 is 82550160404.

It is an interprime number because it is at equal distance from previous prime (40406105513) and next prime (40406105543).

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2525381588 + ... + 2525381603.

It is an arithmetic number, because the mean of its divisors is an integer number (9470180985).

Almost surely, 2^40406105528 is an apocalyptic number.

It is an amenable number.

40406105528 is a deficient number, since it is larger than the sum of its proper divisors (35355342352).

40406105528 is a wasteful number, since it uses less digits than its factorization.

40406105528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050763197 (or 5050763193 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The spelling of 40406105528 in words is "forty billion, four hundred six million, one hundred five thousand, five hundred twenty-eight".