503552055066 has 16 divisors (see below), whose sum is σ = 1007174128800. Its totient is φ = 167839015248.

The previous prime is 503552055031. The next prime is 503552055067. The reversal of 503552055066 is 660550255305.

It is a super-2 number, since 2×503552055066² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (503552055067) 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, 2823721 + ... + 2996748.

It is an arithmetic number, because the mean of its divisors is an integer number (62948383050).

Almost surely, 2^503552055066 is an apocalyptic number.

503552055066 is an abundant number, since it is smaller than the sum of its proper divisors (503622073734).

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

503552055066 is a wasteful number, since it uses less digits than its factorization.

503552055066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834893.

The product of its (nonzero) digits is 675000, while the sum is 42.

The spelling of 503552055066 in words is "five hundred three billion, five hundred fifty-two million, fifty-five thousand, sixty-six".