1014643026661 has 8 divisors (see below), whose sum is σ = 1117842543648. Its totient is φ = 913270050000.

The previous prime is 1014643026647. The next prime is 1014643026673. The reversal of 1014643026661 is 1666203464101.

It is a happy number.

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

It is not a de Polignac number, because 1014643026661 - 2²³ = 1014634638053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1014643026601) 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, 456633915 + ... + 456636136.

It is an arithmetic number, because the mean of its divisors is an integer number (139730317956).

Almost surely, 2^{1014643026661} is an apocalyptic number.

1014643026661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1014643026661 is a deficient number, since it is larger than the sum of its proper divisors (103199516987).

1014643026661 is a wasteful number, since it uses less digits than its factorization.

1014643026661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913270163.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 1014643026661 in words is "one trillion, fourteen billion, six hundred forty-three million, twenty-six thousand, six hundred sixty-one".