551140788352 has 64 divisors (see below), whose sum is σ = 1368904904640. Its totient is φ = 214730173440.

The previous prime is 551140788337. The next prime is 551140788353. The reversal of 551140788352 is 253887041155.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 551140788296 and 551140788305.

It is not an unprimeable number, because it can be changed into a prime (551140788353) 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, 27949803 + ... + 27969514.

It is an arithmetic number, because the mean of its divisors is an integer number (21389139135).

Almost surely, 2^551140788352 is an apocalyptic number.

It is an amenable number.

551140788352 is an abundant number, since it is smaller than the sum of its proper divisors (817764116288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551140788352 is a wasteful number, since it uses less digits than its factorization.

551140788352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55919349 (or 55919337 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 49.

The spelling of 551140788352 in words is "five hundred fifty-one billion, one hundred forty million, seven hundred eighty-eight thousand, three hundred fifty-two".