52196877578 has 16 divisors (see below), whose sum is σ = 78422110440. Its totient is φ = 26056209600.

The previous prime is 52196877547. The next prime is 52196877581. The reversal of 52196877578 is 87577869125.

It can be written as a sum of positive squares in 4 ways, for example, as 51430529089 + 766348489 = 226783^2 + 27683^2 .

It is a super-3 number, since 3×52196877578³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3458168 + ... + 3473228.

Almost surely, 2^52196877578 is an apocalyptic number.

52196877578 is a deficient number, since it is larger than the sum of its proper divisors (26225232862).

52196877578 is a wasteful number, since it uses less digits than its factorization.

52196877578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17753.

The product of its digits is 59270400, while the sum is 65.

The spelling of 52196877578 in words is "fifty-two billion, one hundred ninety-six million, eight hundred seventy-seven thousand, five hundred seventy-eight".