606434261623 has 16 divisors (see below), whose sum is σ = 655651987840. Its totient is φ = 558948794400.

The previous prime is 606434261599. The next prime is 606434261689. The reversal of 606434261623 is 326162434606.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-606434261623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 606434261623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606434261723) 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, 14553088 + ... + 14594698.

It is an arithmetic number, because the mean of its divisors is an integer number (40978249240).

Almost surely, 2^606434261623 is an apocalyptic number.

606434261623 is a deficient number, since it is larger than the sum of its proper divisors (49217726217).

606434261623 is a wasteful number, since it uses less digits than its factorization.

606434261623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62398.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 606434261623 in words is "six hundred six billion, four hundred thirty-four million, two hundred sixty-one thousand, six hundred twenty-three".