1406623261117 has 16 divisors (see below), whose sum is σ = 1481482690560. Its totient is φ = 1333841871600.

The previous prime is 1406623261061. The next prime is 1406623261133. The reversal of 1406623261117 is 7111623266041.

It is a cyclic number.

It is not a de Polignac number, because 1406623261117 - 2¹⁵ = 1406623228349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1406623261117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406623261177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1601617 + ... + 2319142.

It is an arithmetic number, because the mean of its divisors is an integer number (92592668160).

Almost surely, 2^{1406623261117} is an apocalyptic number.

It is an amenable number.

1406623261117 is a deficient number, since it is larger than the sum of its proper divisors (74859429443).

1406623261117 is a wasteful number, since it uses less digits than its factorization.

1406623261117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3921024.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 1406623261117 in words is "one trillion, four hundred six billion, six hundred twenty-three million, two hundred sixty-one thousand, one hundred seventeen".