140778033611 has 2 divisors, whose sum is σ = 140778033612. Its totient is φ = 140778033610.

The previous prime is 140778033593. The next prime is 140778033647. The reversal of 140778033611 is 116330877041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140778033611 - 2¹⁰ = 140778032587 is a prime.

It is not a weakly prime, because it can be changed into another prime (140778033511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70389016805 + 70389016806.

It is an arithmetic number, because the mean of its divisors is an integer number (70389016806).

Almost surely, 2^140778033611 is an apocalyptic number.

140778033611 is a deficient number, since it is larger than the sum of its proper divisors (1).

140778033611 is an equidigital number, since it uses as much as digits as its factorization.

140778033611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 140778033611 in words is "one hundred forty billion, seven hundred seventy-eight million, thirty-three thousand, six hundred eleven".