609113289485 has 16 divisors (see below), whose sum is σ = 736323644592. Its totient is φ = 483699340800.

The previous prime is 609113289467. The next prime is 609113289511. The reversal of 609113289485 is 584982311906.

It can be written as a sum of positive squares in 8 ways, for example, as 222404673604 + 386708615881 = 471598^2 + 621859^2 .

It is not a de Polignac number, because 609113289485 - 2⁸ = 609113289229 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 609113289485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14405675 + ... + 14447895.

It is an arithmetic number, because the mean of its divisors is an integer number (46020227787).

Almost surely, 2^609113289485 is an apocalyptic number.

It is an amenable number.

609113289485 is a deficient number, since it is larger than the sum of its proper divisors (127210355107).

609113289485 is a wasteful number, since it uses less digits than its factorization.

609113289485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63424.

The product of its (nonzero) digits is 3732480, while the sum is 56.

The spelling of 609113289485 in words is "six hundred nine billion, one hundred thirteen million, two hundred eighty-nine thousand, four hundred eighty-five".