551332450425 has 48 divisors (see below), whose sum is σ = 915249456000. Its totient is φ = 292848622080.

The previous prime is 551332450423. The next prime is 551332450441. The reversal of 551332450425 is 524054233155.

It is not a de Polignac number, because 551332450425 - 2¹ = 551332450423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (551332450423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18719611 + ... + 18749039.

It is an arithmetic number, because the mean of its divisors is an integer number (19067697000).

Almost surely, 2^551332450425 is an apocalyptic number.

It is an amenable number.

551332450425 is a deficient number, since it is larger than the sum of its proper divisors (363917005575).

551332450425 is a wasteful number, since it uses less digits than its factorization.

551332450425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30450 (or 30445 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 551332450425 in words is "five hundred fifty-one billion, three hundred thirty-two million, four hundred fifty thousand, four hundred twenty-five".