654656561130 has 128 divisors (see below), whose sum is σ = 1864133865216. Its totient is φ = 145046016000.

The previous prime is 654656561113. The next prime is 654656561261. The reversal of 654656561130 is 31165656456.

It is a self number, because there is not a number n which added to its sum of digits gives 654656561130.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 322159 + ... + 1188738.

It is an arithmetic number, because the mean of its divisors is an integer number (14563545822).

Almost surely, 2^654656561130 is an apocalyptic number.

654656561130 is an abundant number, since it is smaller than the sum of its proper divisors (1209477304086).

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

654656561130 is a wasteful number, since it uses less digits than its factorization.

654656561130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511032.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 654656561130 in words is "six hundred fifty-four billion, six hundred fifty-six million, five hundred sixty-one thousand, one hundred thirty".