1017811652032 has 168 divisors, whose sum is σ = 2369600476944. Its totient is φ = 432480964608.

The previous prime is 1017811652021. The next prime is 1017811652063. The reversal of 1017811652032 is 2302561187101.

It is a junction number, because it is equal to n+sod(n) for n = 1017811651982 and 1017811652000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233601598 + ... + 233605954.

Almost surely, 2^{1017811652032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1017811652032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1184800238472).

1017811652032 is an abundant number, since it is smaller than the sum of its proper divisors (1351788824912).

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

1017811652032 is a wasteful number, since it uses less digits than its factorization.

1017811652032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5003 (or 4986 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 1017811652032 in words is "one trillion, seventeen billion, eight hundred eleven million, six hundred fifty-two thousand, thirty-two".