2775509352196 has 81 divisors (see below), whose sum is σ = 5701068048501. Its totient is φ = 1178878349376.

The previous prime is 2775509352193. The next prime is 2775509352197. The reversal of 2775509352196 is 6912539055772.

The square root of 2775509352196 is 1665986.

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., 146130352900 + 2629378999296 = 382270^2 + 1621536^2 .

It is not an unprimeable number, because it can be changed into a prime (2775509352193) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2962122640 + ... + 2962123576.

Almost surely, 2^{2775509352196} is an apocalyptic number.

2775509352196 is the 1665986-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2775509352196

2775509352196 is an abundant number, since it is smaller than the sum of its proper divisors (2925558696305).

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

2775509352196 is an frugal number, since it uses more digits than its factorization.

2775509352196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146 (or 1073 counting only the distinct ones).

The product of its (nonzero) digits is 35721000, while the sum is 61.

The spelling of 2775509352196 in words is "two trillion, seven hundred seventy-five billion, five hundred nine million, three hundred fifty-two thousand, one hundred ninety-six".