402363203639 has 2 divisors, whose sum is σ = 402363203640. Its totient is φ = 402363203638.

The previous prime is 402363203629. The next prime is 402363203651. The reversal of 402363203639 is 936302363204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402363203639 is a prime.

It is a super-2 number, since 2×402363203639² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402363203596 and 402363203605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402363203629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201181601819 + 201181601820.

It is an arithmetic number, because the mean of its divisors is an integer number (201181601820).

Almost surely, 2^402363203639 is an apocalyptic number.

402363203639 is a deficient number, since it is larger than the sum of its proper divisors (1).

402363203639 is an equidigital number, since it uses as much as digits as its factorization.

402363203639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 41.

The spelling of 402363203639 in words is "four hundred two billion, three hundred sixty-three million, two hundred three thousand, six hundred thirty-nine".