19650283242496 has 99 divisors (see below), whose sum is σ = 39784185528861. Its totient is φ = 9700950503424.

The previous prime is 19650283242479. The next prime is 19650283242547. The reversal of 19650283242496 is 69424238205691.

The square root of 19650283242496 is 4432864.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 10482468176896 + 9167815065600 = 3237664^2 + 3027840^2 .

It is a super-2 number, since 2×19650283242496² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11773685950 + ... + 11773687618.

Almost surely, 2^{19650283242496} is an apocalyptic number.

19650283242496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

19650283242496 is the 4432864-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19650283242496

19650283242496 is an abundant number, since it is smaller than the sum of its proper divisors (20133902286365).

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

19650283242496 is an frugal number, since it uses more digits than its factorization.

19650283242496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524 (or 1754 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 61.

It can be divided in two parts, 1965028 and 3242496, that added together give a square (5207524 = 2282²).

The spelling of 19650283242496 in words is "nineteen trillion, six hundred fifty billion, two hundred eighty-three million, two hundred forty-two thousand, four hundred ninety-six".