1650613644352 has 112 divisors (see below), whose sum is σ = 3620898910080. Its totient is φ = 742576136192.

The previous prime is 1650613644343. The next prime is 1650613644377. The reversal of 1650613644352 is 2534463160561.

It is a super-3 number, since 3×1650613644352³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47703474 + ... + 47738062.

Almost surely, 2^{1650613644352} 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 1650613644352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1810449455040).

1650613644352 is an abundant number, since it is smaller than the sum of its proper divisors (1970285265728).

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

1650613644352 is a wasteful number, since it uses less digits than its factorization.

1650613644352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36548 (or 36538 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 1650613644352 in words is "one trillion, six hundred fifty billion, six hundred thirteen million, six hundred forty-four thousand, three hundred fifty-two".