1165066068078 has 64 divisors (see below), whose sum is σ = 2829803731200. Its totient is φ = 352375181280.

The previous prime is 1165066067983. The next prime is 1165066068151. The reversal of 1165066068078 is 8708606605611.

1165066068078 is a `hidden beast` number, since 1 + 1 + 6 + 506 + 6 + 0 + 68 + 0 + 78 = 666.

It is a super-2 number, since 2×1165066068078² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1564473 + ... + 2185796.

It is an arithmetic number, because the mean of its divisors is an integer number (44215683300).

Almost surely, 2^{1165066068078} is an apocalyptic number.

1165066068078 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1165066068078 is an abundant number, since it is smaller than the sum of its proper divisors (1664737663122).

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

1165066068078 is a wasteful number, since it uses less digits than its factorization.

1165066068078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3750814 (or 3750808 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 1165066068078 in words is "one trillion, one hundred sixty-five billion, sixty-six million, sixty-eight thousand, seventy-eight".