609730871100728 has 32 divisors (see below), whose sum is σ = 1231205633439600. Its totient is φ = 281410065900288.

The previous prime is 609730871100727. The next prime is 609730871100751. The reversal of 609730871100728 is 827001178037906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609730871100727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36528701 + ... + 50535212.

Almost surely, 2^{609730871100728} is an apocalyptic number.

It is an amenable number.

609730871100728 is an abundant number, since it is smaller than the sum of its proper divisors (621474762338872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

609730871100728 is a wasteful number, since it uses less digits than its factorization.

609730871100728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87131271 (or 87131267 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 59.

The spelling of 609730871100728 in words is "six hundred nine trillion, seven hundred thirty billion, eight hundred seventy-one million, one hundred thousand, seven hundred twenty-eight".