523953284634 has 24 divisors (see below), whose sum is σ = 1222557664692. Its totient is φ = 161216395200.

The previous prime is 523953284611. The next prime is 523953284641. The reversal of 523953284634 is 436482359325.

523953284634 is a `hidden beast` number, since 5 + 2 + 39 + 532 + 8 + 46 + 34 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 521432742609 + 2520542025 = 722103^2 + 50205^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1119558067 + ... + 1119558534.

Almost surely, 2^523953284634 is an apocalyptic number.

523953284634 is an abundant number, since it is smaller than the sum of its proper divisors (698604380058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523953284634 is a wasteful number, since it uses less digits than its factorization.

523953284634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239116622 (or 2239116619 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 54.

The spelling of 523953284634 in words is "five hundred twenty-three billion, nine hundred fifty-three million, two hundred eighty-four thousand, six hundred thirty-four".