140436446033677 has 2 divisors, whose sum is σ = 140436446033678. Its totient is φ = 140436446033676.

The previous prime is 140436446033641. The next prime is 140436446033729. The reversal of 140436446033677 is 776330644634041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73040457269641 + 67395988764036 = 8546371^2 + 8209506^2 .

It is a cyclic number.

It is not a de Polignac number, because 140436446033677 - 2¹⁵ = 140436446000909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140436446033977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70218223016838 + 70218223016839.

It is an arithmetic number, because the mean of its divisors is an integer number (70218223016839).

Almost surely, 2^{140436446033677} is an apocalyptic number.

It is an amenable number.

140436446033677 is a deficient number, since it is larger than the sum of its proper divisors (1).

140436446033677 is an equidigital number, since it uses as much as digits as its factorization.

140436446033677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73156608, while the sum is 58.

The spelling of 140436446033677 in words is "one hundred forty trillion, four hundred thirty-six billion, four hundred forty-six million, thirty-three thousand, six hundred seventy-seven".