550535352561054 has 128 divisors (see below), whose sum is σ = 1430731182228480. Its totient is φ = 153634526623872.

The previous prime is 550535352561049. The next prime is 550535352561067. The reversal of 550535352561054 is 450165253535055.

550535352561054 is a `hidden beast` number, since 5 + 5 + 0 + 5 + 3 + 5 + 3 + 525 + 6 + 105 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

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, 827922732 + ... + 828587424.

It is an arithmetic number, because the mean of its divisors is an integer number (11177587361160).

Almost surely, 2^{550535352561054} is an apocalyptic number.

550535352561054 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

550535352561054 is an abundant number, since it is smaller than the sum of its proper divisors (880195829667426).

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

550535352561054 is a wasteful number, since it uses less digits than its factorization.

550535352561054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715711 (or 715705 counting only the distinct ones).

The product of its (nonzero) digits is 33750000, while the sum is 54.

The spelling of 550535352561054 in words is "five hundred fifty trillion, five hundred thirty-five billion, three hundred fifty-two million, five hundred sixty-one thousand, fifty-four".