283625554661 has 8 divisors (see below), whose sum is σ = 284693262840. Its totient is φ = 282559849408.

The previous prime is 283625554613. The next prime is 283625554783. The reversal of 283625554661 is 166455526382.

It can be written as a sum of positive squares in 4 ways, for example, as 208802500 + 283416752161 = 14450^2 + 532369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 283625554661 - 2³⁸ = 8747647717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283625551661) 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, 216686 + ... + 783711.

It is an arithmetic number, because the mean of its divisors is an integer number (35586657855).

Almost surely, 2^283625554661 is an apocalyptic number.

It is an amenable number.

283625554661 is a deficient number, since it is larger than the sum of its proper divisors (1067708179).

283625554661 is a wasteful number, since it uses less digits than its factorization.

283625554661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001463.

The product of its digits is 10368000, while the sum is 53.

The spelling of 283625554661 in words is "two hundred eighty-three billion, six hundred twenty-five million, five hundred fifty-four thousand, six hundred sixty-one".