40204550511 has 6 divisors (see below), whose sum is σ = 58073239640. Its totient is φ = 26803033668.

The previous prime is 40204550497. The next prime is 40204550587. The reversal of 40204550511 is 11505540204.

40204550511 is a `hidden beast` number, since 40 + 20 + 4 + 550 + 51 + 1 = 666.

It is not a de Polignac number, because 40204550511 - 2⁵ = 40204550479 is a prime.

It is a super-2 number, since 2×40204550511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40204555511) 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 5 ways as a sum of consecutive naturals, for example, 2233586131 + ... + 2233586148.

Almost surely, 2^40204550511 is an apocalyptic number.

40204550511 is a deficient number, since it is larger than the sum of its proper divisors (17868689129).

40204550511 is a wasteful number, since it uses less digits than its factorization.

40204550511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467172285 (or 4467172282 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 40204550511 in words is "forty billion, two hundred four million, five hundred fifty thousand, five hundred eleven".