140036368535 has 8 divisors (see below), whose sum is σ = 192049876896. Its totient is φ = 96024938400.

The previous prime is 140036368523. The next prime is 140036368567. The reversal of 140036368535 is 535863630041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140036368535 - 2²² = 140032174231 is a prime.

It is a super-2 number, since 2×140036368535² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 2000519516 + ... + 2000519585.

It is an arithmetic number, because the mean of its divisors is an integer number (24006234612).

Almost surely, 2^140036368535 is an apocalyptic number.

140036368535 is a deficient number, since it is larger than the sum of its proper divisors (52013508361).

140036368535 is an equidigital number, since it uses as much as digits as its factorization.

140036368535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001039113.

The product of its (nonzero) digits is 777600, while the sum is 44.

Adding to 140036368535 its reverse (535863630041), we get a palindrome (675899998576).

The spelling of 140036368535 in words is "one hundred forty billion, thirty-six million, three hundred sixty-eight thousand, five hundred thirty-five".