40567556949 has 16 divisors (see below), whose sum is σ = 55052946240. Its totient is φ = 26564371200.

The previous prime is 40567556947. The next prime is 40567556957. The reversal of 40567556949 is 94965576504.

It is not a de Polignac number, because 40567556949 - 2¹ = 40567556947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40567556892 and 40567556901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40567556947) 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 15 ways as a sum of consecutive naturals, for example, 117159 + ... + 307995.

It is an arithmetic number, because the mean of its divisors is an integer number (3440809140).

Almost surely, 2^40567556949 is an apocalyptic number.

It is an amenable number.

40567556949 is a deficient number, since it is larger than the sum of its proper divisors (14485389291).

40567556949 is a wasteful number, since it uses less digits than its factorization.

40567556949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192100.

The product of its (nonzero) digits is 40824000, while the sum is 60.

The spelling of 40567556949 in words is "forty billion, five hundred sixty-seven million, five hundred fifty-six thousand, nine hundred forty-nine".