40551500365 has 16 divisors (see below), whose sum is σ = 50919653376. Its totient is φ = 30964636800.

The previous prime is 40551500359. The next prime is 40551500369. The reversal of 40551500365 is 56300515504.

It is not a de Polignac number, because 40551500365 - 2⁵ = 40551500333 is a prime.

It is a super-3 number, since 3×40551500365³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40551500365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40551500369) 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, 1780621 + ... + 1803250.

It is an arithmetic number, because the mean of its divisors is an integer number (3182478336).

Almost surely, 2^40551500365 is an apocalyptic number.

It is an amenable number.

40551500365 is a deficient number, since it is larger than the sum of its proper divisors (10368153011).

40551500365 is a wasteful number, since it uses less digits than its factorization.

40551500365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583980.

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 40551500365 in words is "forty billion, five hundred fifty-one million, five hundred thousand, three hundred sixty-five".