64049750903 has 2 divisors, whose sum is σ = 64049750904. Its totient is φ = 64049750902.

The previous prime is 64049750867. The next prime is 64049750971. The reversal of 64049750903 is 30905794046.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64049750903 - 2¹² = 64049746807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64049750203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32024875451 + 32024875452.

It is an arithmetic number, because the mean of its divisors is an integer number (32024875452).

Almost surely, 2^64049750903 is an apocalyptic number.

64049750903 is a deficient number, since it is larger than the sum of its proper divisors (1).

64049750903 is an equidigital number, since it uses as much as digits as its factorization.

64049750903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 64049750903 in words is "sixty-four billion, forty-nine million, seven hundred fifty thousand, nine hundred three".