551013753663 has 24 divisors (see below), whose sum is σ = 857282391680. Its totient is φ = 339915456720.

The previous prime is 551013753637. The next prime is 551013753671. The reversal of 551013753663 is 366357310155.

551013753663 is a `hidden beast` number, since 5 + 5 + 101 + 3 + 7 + 536 + 6 + 3 = 666.

551013753663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551013753663 - 2¹⁴ = 551013737279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551013753673) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37461283 + ... + 37475988.

Almost surely, 2^551013753663 is an apocalyptic number.

551013753663 is a deficient number, since it is larger than the sum of its proper divisors (306268638017).

551013753663 is a wasteful number, since it uses less digits than its factorization.

551013753663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74937339 (or 74937336 counting only the distinct ones).

The product of its (nonzero) digits is 850500, while the sum is 45.

The spelling of 551013753663 in words is "five hundred fifty-one billion, thirteen million, seven hundred fifty-three thousand, six hundred sixty-three".