1016651636252 has 24 divisors (see below), whose sum is σ = 2082896037600. Its totient is φ = 425080823040.

The previous prime is 1016651636251. The next prime is 1016651636257. The reversal of 1016651636252 is 2526361566101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016651636251) 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, 442791377 + ... + 442793672.

It is an arithmetic number, because the mean of its divisors is an integer number (86787334900).

Almost surely, 2^{1016651636252} is an apocalyptic number.

It is an amenable number.

1016651636252 is an abundant number, since it is smaller than the sum of its proper divisors (1066244401348).

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

1016651636252 is a wasteful number, since it uses less digits than its factorization.

1016651636252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885585101 (or 885585099 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 1016651636252 in words is "one trillion, sixteen billion, six hundred fifty-one million, six hundred thirty-six thousand, two hundred fifty-two".