140390366533 has 4 divisors (see below), whose sum is σ = 140434670860. Its totient is φ = 140346062208.

The previous prime is 140390366507. The next prime is 140390366551. The reversal of 140390366533 is 335663093041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 121855450084 + 18534916449 = 349078^2 + 136143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140390366533 is a prime.

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 140390366533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140390366033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22147410 + ... + 22153747.

It is an arithmetic number, because the mean of its divisors is an integer number (35108667715).

Almost surely, 2^140390366533 is an apocalyptic number.

It is an amenable number.

140390366533 is a deficient number, since it is larger than the sum of its proper divisors (44304327).

140390366533 is an equidigital number, since it uses as much as digits as its factorization.

140390366533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44304326.

The product of its (nonzero) digits is 524880, while the sum is 43.

The spelling of 140390366533 in words is "one hundred forty billion, three hundred ninety million, three hundred sixty-six thousand, five hundred thirty-three".