1066871768248 has 64 divisors (see below), whose sum is σ = 2350461496320. Its totient is φ = 447570057600.

The previous prime is 1066871768239. The next prime is 1066871768251. The reversal of 1066871768248 is 8428671786601.

It is a super-2 number, since 2×1066871768248² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066871768248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7792561 + ... + 7928287.

It is an arithmetic number, because the mean of its divisors is an integer number (36725960880).

Almost surely, 2^{1066871768248} is an apocalyptic number.

It is an amenable number.

1066871768248 is an abundant number, since it is smaller than the sum of its proper divisors (1283589728072).

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

1066871768248 is a wasteful number, since it uses less digits than its factorization.

1066871768248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142628 (or 142624 counting only the distinct ones).

The product of its (nonzero) digits is 43352064, while the sum is 64.

The spelling of 1066871768248 in words is "one trillion, sixty-six billion, eight hundred seventy-one million, seven hundred sixty-eight thousand, two hundred forty-eight".