551531424452 has 24 divisors (see below), whose sum is σ = 1016029859040. Its totient is φ = 261238633920.

The previous prime is 551531424419. The next prime is 551531424461. The reversal of 551531424452 is 254424135155.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1438952 + ... + 1781472.

It is an arithmetic number, because the mean of its divisors is an integer number (42334577460).

Almost surely, 2^551531424452 is an apocalyptic number.

It is an amenable number.

551531424452 is a deficient number, since it is larger than the sum of its proper divisors (464498434588).

551531424452 is a wasteful number, since it uses less digits than its factorization.

551531424452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363731 (or 363729 counting only the distinct ones).

The product of its digits is 480000, while the sum is 41.

The spelling of 551531424452 in words is "five hundred fifty-one billion, five hundred thirty-one million, four hundred twenty-four thousand, four hundred fifty-two".