40051433365 has 16 divisors (see below), whose sum is σ = 48323721600. Its totient is φ = 31866937920.

The previous prime is 40051433333. The next prime is 40051433371. The reversal of 40051433365 is 56333415004.

It is not a de Polignac number, because 40051433365 - 2⁵ = 40051433333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40051433365.

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 in 15 ways as a sum of consecutive naturals, for example, 679336 + ... + 735934.

It is an arithmetic number, because the mean of its divisors is an integer number (3020232600).

Almost surely, 2^40051433365 is an apocalyptic number.

It is an amenable number.

40051433365 is a deficient number, since it is larger than the sum of its proper divisors (8272288235).

40051433365 is a wasteful number, since it uses less digits than its factorization.

40051433365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57372.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 40051433365 its reverse (56333415004), we get a palindrome (96384848369).

The spelling of 40051433365 in words is "forty billion, fifty-one million, four hundred thirty-three thousand, three hundred sixty-five".