551101320216 has 32 divisors (see below), whose sum is σ = 1530837001200. Its totient is φ = 183700440000.

The previous prime is 551101320197. The next prime is 551101320251. The reversal of 551101320216 is 612023101155.

551101320216 is a `hidden beast` number, since 5 + 511 + 0 + 132 + 0 + 2 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 551101320216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1275697285 + ... + 1275697716.

Almost surely, 2^551101320216 is an apocalyptic number.

It is an amenable number.

551101320216 is an abundant number, since it is smaller than the sum of its proper divisors (979735680984).

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

551101320216 is a wasteful number, since it uses less digits than its factorization.

551101320216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551395016 (or 2551395006 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The spelling of 551101320216 in words is "five hundred fifty-one billion, one hundred one million, three hundred twenty thousand, two hundred sixteen".