1066255751752 has 32 divisors (see below), whose sum is σ = 2000969712000. Its totient is φ = 532663992000.

The previous prime is 1066255751749. The next prime is 1066255751753. The reversal of 1066255751752 is 2571575526601.

It is a happy number.

It is a super-2 number, since 2×1066255751752² (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 1066255751752.

It is not an unprimeable number, because it can be changed into a prime (1066255751753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97378374 + ... + 97389322.

It is an arithmetic number, because the mean of its divisors is an integer number (62530303500).

Almost surely, 2^{1066255751752} is an apocalyptic number.

It is an amenable number.

1066255751752 is a deficient number, since it is larger than the sum of its proper divisors (934713960248).

1066255751752 is a wasteful number, since it uses less digits than its factorization.

1066255751752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20437 (or 20433 counting only the distinct ones).

The product of its (nonzero) digits is 4410000, while the sum is 52.

The spelling of 1066255751752 in words is "one trillion, sixty-six billion, two hundred fifty-five million, seven hundred fifty-one thousand, seven hundred fifty-two".