551864564801 has 8 divisors (see below), whose sum is σ = 603605965824. Its totient is φ = 500385146320.

The previous prime is 551864564789. The next prime is 551864564813. The reversal of 551864564801 is 108465468155.

It is an interprime number because it is at equal distance from previous prime (551864564789) and next prime (551864564813).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551864564801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551864563801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65491226 + ... + 65499651.

It is an arithmetic number, because the mean of its divisors is an integer number (75450745728).

Almost surely, 2^551864564801 is an apocalyptic number.

It is an amenable number.

551864564801 is a deficient number, since it is larger than the sum of its proper divisors (51741401023).

551864564801 is a wasteful number, since it uses less digits than its factorization.

551864564801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130991271.

The product of its (nonzero) digits is 4608000, while the sum is 53.

The spelling of 551864564801 in words is "five hundred fifty-one billion, eight hundred sixty-four million, five hundred sixty-four thousand, eight hundred one".