1066625434635 has 64 divisors (see below), whose sum is σ = 1766596608000. Its totient is φ = 548973613440.

The previous prime is 1066625434621. The next prime is 1066625434657. The reversal of 1066625434635 is 5364345266601.

It is not a de Polignac number, because 1066625434635 - 2⁵ = 1066625434603 is a prime.

It is a super-2 number, since 2×1066625434635² (a number of 25 digits) contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 355658866 + ... + 355661864.

It is an arithmetic number, because the mean of its divisors is an integer number (27603072000).

Almost surely, 2^{1066625434635} is an apocalyptic number.

1066625434635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1066625434635 is a deficient number, since it is larger than the sum of its proper divisors (699971173365).

1066625434635 is a wasteful number, since it uses less digits than its factorization.

1066625434635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928.

The product of its (nonzero) digits is 9331200, while the sum is 51.

The spelling of 1066625434635 in words is "one trillion, sixty-six billion, six hundred twenty-five million, four hundred thirty-four thousand, six hundred thirty-five".