1601701005650 has 24 divisors (see below), whose sum is σ = 2979370974720. Its totient is φ = 640635863760.

The previous prime is 1601701005637. The next prime is 1601701005659. The reversal of 1601701005650 is 565001071061.

It is a super-2 number, since 2×1601701005650² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1601701005659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 382274 + ... + 1830173.

It is an arithmetic number, because the mean of its divisors is an integer number (124140457280).

Almost surely, 2^{1601701005650} is an apocalyptic number.

1601701005650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1601701005650 is a deficient number, since it is larger than the sum of its proper divisors (1377669969070).

1601701005650 is a wasteful number, since it uses less digits than its factorization.

1601701005650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226938 (or 2226933 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 32.

The spelling of 1601701005650 in words is "one trillion, six hundred one billion, seven hundred one million, five thousand, six hundred fifty".