551533324510552 has 8 divisors (see below), whose sum is σ = 1034124983457300. Its totient is φ = 275766662255272.

The previous prime is 551533324510547. The next prime is 551533324510559. The reversal of 551533324510552 is 255015423335155.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 551533324510496 and 551533324510505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551533324510559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34470832781902 + ... + 34470832781917.

Almost surely, 2^{551533324510552} is an apocalyptic number.

It is an amenable number.

551533324510552 is a deficient number, since it is larger than the sum of its proper divisors (482591658946748).

551533324510552 is a wasteful number, since it uses less digits than its factorization.

551533324510552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68941665563825 (or 68941665563821 counting only the distinct ones).

The product of its (nonzero) digits is 6750000, while the sum is 49.

The spelling of 551533324510552 in words is "five hundred fifty-one trillion, five hundred thirty-three billion, three hundred twenty-four million, five hundred ten thousand, five hundred fifty-two".