3437738940851 has 2 divisors, whose sum is σ = 3437738940852. Its totient is φ = 3437738940850.

The previous prime is 3437738940841. The next prime is 3437738940869. The reversal of 3437738940851 is 1580498377343.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1580498377343) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3437738940851 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3437738940841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718869470425 + 1718869470426.

It is an arithmetic number, because the mean of its divisors is an integer number (1718869470426).

Almost surely, 2^{3437738940851} is an apocalyptic number.

3437738940851 is a deficient number, since it is larger than the sum of its proper divisors (1).

3437738940851 is an equidigital number, since it uses as much as digits as its factorization.

3437738940851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 3437738940851 in words is "three trillion, four hundred thirty-seven billion, seven hundred thirty-eight million, nine hundred forty thousand, eight hundred fifty-one".