50000402437 has 2 divisors, whose sum is σ = 50000402438. Its totient is φ = 50000402436.

The previous prime is 50000402429. The next prime is 50000402449. The reversal of 50000402437 is 73420400005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48717759841 + 1282642596 = 220721^2 + 35814^2 .

It is a cyclic number.

It is not a de Polignac number, because 50000402437 - 2³ = 50000402429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50000406437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25000201218 + 25000201219.

It is an arithmetic number, because the mean of its divisors is an integer number (25000201219).

Almost surely, 2^50000402437 is an apocalyptic number.

It is an amenable number.

50000402437 is a deficient number, since it is larger than the sum of its proper divisors (1).

50000402437 is an equidigital number, since it uses as much as digits as its factorization.

50000402437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 25.

The spelling of 50000402437 in words is "fifty billion, four hundred two thousand, four hundred thirty-seven".