551376468326 has 4 divisors (see below), whose sum is σ = 827064702492. Its totient is φ = 275688234162.

The previous prime is 551376468319. The next prime is 551376468341. The reversal of 551376468326 is 623864673155.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×551376468326³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137844117080 + ... + 137844117083.

It is an arithmetic number, because the mean of its divisors is an integer number (206766175623).

Almost surely, 2^551376468326 is an apocalyptic number.

551376468326 is a deficient number, since it is larger than the sum of its proper divisors (275688234166).

551376468326 is a wasteful number, since it uses less digits than its factorization.

551376468326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275688234165.

The product of its digits is 21772800, while the sum is 56.

The spelling of 551376468326 in words is "five hundred fifty-one billion, three hundred seventy-six million, four hundred sixty-eight thousand, three hundred twenty-six".