633531521042616 has 128 divisors (see below), whose sum is σ = 1813195551905280. Its totient is φ = 180698512490496.

The previous prime is 633531521042603. The next prime is 633531521042653. The reversal of 633531521042616 is 616240125135336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1114328775 + ... + 1114897161.

It is an arithmetic number, because the mean of its divisors is an integer number (14165590249260).

Almost surely, 2^{633531521042616} is an apocalyptic number.

It is an amenable number.

633531521042616 is an abundant number, since it is smaller than the sum of its proper divisors (1179664030862664).

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

633531521042616 is a wasteful number, since it uses less digits than its factorization.

633531521042616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579773 (or 579769 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 633531521042616 in words is "six hundred thirty-three trillion, five hundred thirty-one billion, five hundred twenty-one million, forty-two thousand, six hundred sixteen".