609502153728 has 88 divisors (see below), whose sum is σ = 1749510603568. Its totient is φ = 187539111936.

The previous prime is 609502153723. The next prime is 609502153753. The reversal of 609502153728 is 827351205906.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (609502153721) 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, 7591051 + ... + 7670922.

Almost surely, 2^609502153728 is an apocalyptic number.

It is an amenable number.

609502153728 is an abundant number, since it is smaller than the sum of its proper divisors (1140008449840).

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

609502153728 is a wasteful number, since it uses less digits than its factorization.

609502153728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15262009 (or 15261991 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 48.

It can be divided in two parts, 609502 and 153728, that added together give a triangular number (763230 = T₁₂₃₅).

The spelling of 609502153728 in words is "six hundred nine billion, five hundred two million, one hundred fifty-three thousand, seven hundred twenty-eight".