4404212139937 has 2 divisors, whose sum is σ = 4404212139938. Its totient is φ = 4404212139936.

The previous prime is 4404212139911. The next prime is 4404212140021. The reversal of 4404212139937 is 7399312124044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3638209093281 + 766003046656 = 1907409^2 + 875216^2 .

It is a cyclic number.

It is not a de Polignac number, because 4404212139937 - 2¹⁹ = 4404211615649 is a prime.

It is not a weakly prime, because it can be changed into another prime (4404212134937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202106069968 + 2202106069969.

It is an arithmetic number, because the mean of its divisors is an integer number (2202106069969).

Almost surely, 2^{4404212139937} is an apocalyptic number.

It is an amenable number.

4404212139937 is a deficient number, since it is larger than the sum of its proper divisors (1).

4404212139937 is an equidigital number, since it uses as much as digits as its factorization.

4404212139937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 4404212139937 in words is "four trillion, four hundred four billion, two hundred twelve million, one hundred thirty-nine thousand, nine hundred thirty-seven".