344202144277987 has 2 divisors, whose sum is σ = 344202144277988. Its totient is φ = 344202144277986.

The previous prime is 344202144277967. The next prime is 344202144278011. The reversal of 344202144277987 is 789772441202443.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344202144277987 is a prime.

It is a super-2 number, since 2×344202144277987² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344202144277967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172101072138993 + 172101072138994.

It is an arithmetic number, because the mean of its divisors is an integer number (172101072138994).

Almost surely, 2^{344202144277987} is an apocalyptic number.

344202144277987 is a deficient number, since it is larger than the sum of its proper divisors (1).

344202144277987 is an equidigital number, since it uses as much as digits as its factorization.

344202144277987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151732224, while the sum is 64.

The spelling of 344202144277987 in words is "three hundred forty-four trillion, two hundred two billion, one hundred forty-four million, two hundred seventy-seven thousand, nine hundred eighty-seven".