655541051361554 has 8 divisors (see below), whose sum is σ = 991054187885568. Its totient is φ = 325189655399700.

The previous prime is 655541051361503. The next prime is 655541051361571. The reversal of 655541051361554 is 455163150145556.

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

It is a self number, because there is not a number n which added to its sum of digits gives 655541051361554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1290435140222 + ... + 1290435140729.

It is an arithmetic number, because the mean of its divisors is an integer number (123881773485696).

Almost surely, 2^{655541051361554} is an apocalyptic number.

655541051361554 is a deficient number, since it is larger than the sum of its proper divisors (335513136524014).

655541051361554 is a wasteful number, since it uses less digits than its factorization.

655541051361554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580870281080.

The product of its (nonzero) digits is 27000000, while the sum is 56.

The spelling of 655541051361554 in words is "six hundred fifty-five trillion, five hundred forty-one billion, fifty-one million, three hundred sixty-one thousand, five hundred fifty-four".