634533263234453 has 8 divisors (see below), whose sum is σ = 693578062337760. Its totient is φ = 575715123629680.

The previous prime is 634533263234449. The next prime is 634533263234503. The reversal of 634533263234453 is 354432362335436.

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

It is a cyclic number.

It is not a de Polignac number, because 634533263234453 - 2² = 634533263234449 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 (634533263234653) 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, 56664868775 + ... + 56664879972.

It is an arithmetic number, because the mean of its divisors is an integer number (86697257792220).

Almost surely, 2^{634533263234453} is an apocalyptic number.

It is an amenable number.

634533263234453 is a deficient number, since it is larger than the sum of its proper divisors (59044799103307).

634533263234453 is a wasteful number, since it uses less digits than its factorization.

634533263234453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113329749267.

The product of its digits is 167961600, while the sum is 56.

The spelling of 634533263234453 in words is "six hundred thirty-four trillion, five hundred thirty-three billion, two hundred sixty-three million, two hundred thirty-four thousand, four hundred fifty-three".