287395596940516 has 9 divisors (see below), whose sum is σ = 502942353980521. Its totient is φ = 143697781517512.

The previous prime is 287395596940493. The next prime is 287395596940549. The reversal of 287395596940516 is 615049695593782.

The square root of 287395596940516 is 16952746.

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., 160893749672100 + 126501847268416 = 12684390^2 + 11247304^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 29667306 + ... + 38143678.

It is a 1-persistent number, because it is pandigital, but 2⋅287395596940516 = 574791193881032 is not.

Almost surely, 2^{287395596940516} is an apocalyptic number.

287395596940516 is the 16952746-th square number.

It is an amenable number.

287395596940516 is a deficient number, since it is larger than the sum of its proper divisors (215546757040005).

287395596940516 is an frugal number, since it uses more digits than its factorization.

287395596940516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16952750 (or 8476375 counting only the distinct ones).

The product of its (nonzero) digits is 4408992000, while the sum is 79.

The spelling of 287395596940516 in words is "two hundred eighty-seven trillion, three hundred ninety-five billion, five hundred ninety-six million, nine hundred forty thousand, five hundred sixteen".