201610530654 has 64 divisors (see below), whose sum is σ = 440468146944. Its totient is φ = 61147397376.

The previous prime is 201610530617. The next prime is 201610530703. The reversal of 201610530654 is 456035016102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2832834 + ... + 2903130.

It is an arithmetic number, because the mean of its divisors is an integer number (6882314796).

Almost surely, 2^201610530654 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201610530654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220234073472).

201610530654 is an abundant number, since it is smaller than the sum of its proper divisors (238857616290).

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

201610530654 is a wasteful number, since it uses less digits than its factorization.

201610530654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70841.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 201610530654 its reverse (456035016102), we get a palindrome (657645546756).

The spelling of 201610530654 in words is "two hundred one billion, six hundred ten million, five hundred thirty thousand, six hundred fifty-four".