1553646616106 has 32 divisors (see below), whose sum is σ = 2661895897920. Its totient is φ = 673737382656.

The previous prime is 1553646616103. The next prime is 1553646616111. The reversal of 1553646616106 is 6016166463551.

It is not an unprimeable number, because it can be changed into a prime (1553646616103) 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, 2734616 + ... + 3253523.

It is an arithmetic number, because the mean of its divisors is an integer number (83184246810).

Almost surely, 2^{1553646616106} is an apocalyptic number.

1553646616106 is a deficient number, since it is larger than the sum of its proper divisors (1108249281814).

1553646616106 is a wasteful number, since it uses less digits than its factorization.

1553646616106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5988758.

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 1553646616106 in words is "one trillion, five hundred fifty-three billion, six hundred forty-six million, six hundred sixteen thousand, one hundred six".