553355551023366 has 64 divisors (see below), whose sum is σ = 1364000417740800. Its totient is φ = 145736949188736.

The previous prime is 553355551023361. The next prime is 553355551023367. The reversal of 553355551023366 is 663320155553355.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553355551023361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 704386081 + ... + 705171228.

It is an arithmetic number, because the mean of its divisors is an integer number (21312506527200).

Almost surely, 2^{553355551023366} is an apocalyptic number.

553355551023366 is an abundant number, since it is smaller than the sum of its proper divisors (810644866717434).

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

553355551023366 is a wasteful number, since it uses less digits than its factorization.

553355551023366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409558053.

The product of its (nonzero) digits is 91125000, while the sum is 57.

The spelling of 553355551023366 in words is "five hundred fifty-three trillion, three hundred fifty-five billion, five hundred fifty-one million, twenty-three thousand, three hundred sixty-six".