64404053501203 has 8 divisors (see below), whose sum is σ = 69556945598000. Its totient is φ = 59279551995168.

The previous prime is 64404053501129. The next prime is 64404053501213. The reversal of 64404053501203 is 30210535040446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64404053501203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64404053501213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7097642973 + ... + 7097652046.

It is an arithmetic number, because the mean of its divisors is an integer number (8694618199750).

Almost surely, 2^{64404053501203} is an apocalyptic number.

64404053501203 is a deficient number, since it is larger than the sum of its proper divisors (5152892096797).

64404053501203 is a wasteful number, since it uses less digits than its factorization.

64404053501203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14195295381.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 64404053501203 its reverse (30210535040446), we get a palindrome (94614588541649).

The spelling of 64404053501203 in words is "sixty-four trillion, four hundred four billion, fifty-three million, five hundred one thousand, two hundred three".