551849149054 has 16 divisors (see below), whose sum is σ = 949952542176. Its totient is φ = 235525420800.

The previous prime is 551849149037. The next prime is 551849149091. The reversal of 551849149054 is 450941948155.

It is a junction number, because it is equal to n+sod(n) for n = 551849148986 and 551849149004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81776287 + ... + 81783034.

It is an arithmetic number, because the mean of its divisors is an integer number (59372033886).

Almost surely, 2^551849149054 is an apocalyptic number.

551849149054 is a deficient number, since it is larger than the sum of its proper divisors (398103393122).

551849149054 is a wasteful number, since it uses less digits than its factorization.

551849149054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163559571.

The product of its (nonzero) digits is 5184000, while the sum is 55.

The spelling of 551849149054 in words is "five hundred fifty-one billion, eight hundred forty-nine million, one hundred forty-nine thousand, fifty-four".