64225350503 has 4 divisors (see below), whose sum is σ = 64226002248. Its totient is φ = 64224698760.

The previous prime is 64225350499. The next prime is 64225350509. The reversal of 64225350503 is 30505352246.

64225350503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 64225350503 - 2² = 64225350499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64225350509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144353 + ... + 386378.

It is an arithmetic number, because the mean of its divisors is an integer number (16056500562).

Almost surely, 2^64225350503 is an apocalyptic number.

64225350503 is a deficient number, since it is larger than the sum of its proper divisors (651745).

64225350503 is a wasteful number, since it uses less digits than its factorization.

64225350503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651744.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 64225350503 in words is "sixty-four billion, two hundred twenty-five million, three hundred fifty thousand, five hundred three".