1066403362461 has 8 divisors (see below), whose sum is σ = 1423224028704. Its totient is φ = 710259135600.

The previous prime is 1066403362457. The next prime is 1066403362487. The reversal of 1066403362461 is 1642633046601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1066403362461 - 2² = 1066403362457 is a prime.

It is a super-2 number, since 2×1066403362461² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066403361461) 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, 169106166 + ... + 169112471.

It is an arithmetic number, because the mean of its divisors is an integer number (177903003588).

Almost surely, 2^{1066403362461} is an apocalyptic number.

It is an amenable number.

1066403362461 is a deficient number, since it is larger than the sum of its proper divisors (356820666243).

1066403362461 is a wasteful number, since it uses less digits than its factorization.

1066403362461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338219691.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 1066403362461 in words is "one trillion, sixty-six billion, four hundred three million, three hundred sixty-two thousand, four hundred sixty-one".