551346920727 has 8 divisors (see below), whose sum is σ = 767091368064. Its totient is φ = 351583543608.

The previous prime is 551346920723. The next prime is 551346920731. The reversal of 551346920727 is 727029643155.

551346920727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (551346920723) and next prime (551346920731).

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

It is not a de Polignac number, because 551346920727 - 2² = 551346920723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551346920727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551346920723) 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, 3995267473 + ... + 3995267610.

It is an arithmetic number, because the mean of its divisors is an integer number (95886421008).

Almost surely, 2^551346920727 is an apocalyptic number.

551346920727 is a deficient number, since it is larger than the sum of its proper divisors (215744447337).

551346920727 is a wasteful number, since it uses less digits than its factorization.

551346920727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7990535109.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 551346920727 in words is "five hundred fifty-one billion, three hundred forty-six million, nine hundred twenty thousand, seven hundred twenty-seven".