1066422015040 has 56 divisors (see below), whose sum is σ = 2539505403072. Its totient is φ = 426554027520.

The previous prime is 1066422015019. The next prime is 1066422015067. The reversal of 1066422015040 is 405102246601.

It is a happy number.

It is a super-2 number, since 2×1066422015040² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066422014993 and 1066422015011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18360445 + ... + 18418435.

Almost surely, 2^{1066422015040} is an apocalyptic number.

1066422015040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1066422015040 is an abundant number, since it is smaller than the sum of its proper divisors (1473083388032).

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

1066422015040 is an equidigital number, since it uses as much as digits as its factorization.

1066422015040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115475 (or 115465 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 1066422015040 in words is "one trillion, sixty-six billion, four hundred twenty-two million, fifteen thousand, forty".