551549817070 has 16 divisors (see below), whose sum is σ = 1134616766688. Its totient is φ = 189102794400.

The previous prime is 551549817043. The next prime is 551549817107. The reversal of 551549817070 is 70718945155.

It is a junction number, because it is equal to n+sod(n) for n = 551549816999 and 551549817017.

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, 3939641481 + ... + 3939641620.

It is an arithmetic number, because the mean of its divisors is an integer number (70913547918).

Almost surely, 2^551549817070 is an apocalyptic number.

551549817070 is an abundant number, since it is smaller than the sum of its proper divisors (583066949618).

551549817070 is a wasteful number, since it uses less digits than its factorization.

551549817070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7879283115.

The product of its (nonzero) digits is 1764000, while the sum is 52.

The spelling of 551549817070 in words is "five hundred fifty-one billion, five hundred forty-nine million, eight hundred seventeen thousand, seventy".