1006603434655 has 32 divisors (see below), whose sum is σ = 1514726365824. Its totient is φ = 625125136896.

The previous prime is 1006603434653. The next prime is 1006603434677. The reversal of 1006603434655 is 5564343066001.

It is not a de Polignac number, because 1006603434655 - 2¹ = 1006603434653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006603434653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20846784 + ... + 20895013.

It is an arithmetic number, because the mean of its divisors is an integer number (47335198932).

Almost surely, 2^{1006603434655} is an apocalyptic number.

1006603434655 is a deficient number, since it is larger than the sum of its proper divisors (508122931169).

1006603434655 is a wasteful number, since it uses less digits than its factorization.

1006603434655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41741875.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 1006603434655 in words is "one trillion, six billion, six hundred three million, four hundred thirty-four thousand, six hundred fifty-five".