3962402019923 has 2 divisors, whose sum is σ = 3962402019924. Its totient is φ = 3962402019922.

The previous prime is 3962402019841. The next prime is 3962402019973. The reversal of 3962402019923 is 3299102042693.

It is a happy number.

It is an a-pointer prime, because the next prime (3962402019973) can be obtained adding 3962402019923 to its sum of digits (50).

It is a strong prime.

It is an emirp because it is prime and its reverse (3299102042693) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3962402019923 is a prime.

It is not a weakly prime, because it can be changed into another prime (3962402019973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981201009961 + 1981201009962.

It is an arithmetic number, because the mean of its divisors is an integer number (1981201009962).

Almost surely, 2^{3962402019923} is an apocalyptic number.

3962402019923 is a deficient number, since it is larger than the sum of its proper divisors (1).

3962402019923 is an equidigital number, since it uses as much as digits as its factorization.

3962402019923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1259712, while the sum is 50.

The spelling of 3962402019923 in words is "three trillion, nine hundred sixty-two billion, four hundred two million, nineteen thousand, nine hundred twenty-three".