40551506011 has 32 divisors (see below), whose sum is σ = 43589145600. Its totient is φ = 37643274240.

The previous prime is 40551505987. The next prime is 40551506063. The reversal of 40551506011 is 11060515504.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40551506011 - 2¹¹ = 40551503963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40551506071) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 26010450 + ... + 26012008.

It is an arithmetic number, because the mean of its divisors is an integer number (1362160800).

Almost surely, 2^40551506011 is an apocalyptic number.

40551506011 is a deficient number, since it is larger than the sum of its proper divisors (3037639589).

40551506011 is a wasteful number, since it uses less digits than its factorization.

40551506011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899.

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 40551506011 in words is "forty billion, five hundred fifty-one million, five hundred six thousand, eleven".