551575741064 has 8 divisors (see below), whose sum is σ = 1034204514510. Its totient is φ = 275787870528.

The previous prime is 551575741063. The next prime is 551575741099. The reversal of 551575741064 is 460147575155.

It can be written as a sum of positive squares in only one way, i.e., 298826222500 + 252749518564 = 546650^2 + 502742^2 .

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

It is not an unprimeable number, because it can be changed into a prime (551575741063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34473483809 + ... + 34473483824.

Almost surely, 2^551575741064 is an apocalyptic number.

It is an amenable number.

551575741064 is a deficient number, since it is larger than the sum of its proper divisors (482628773446).

551575741064 is a wasteful number, since it uses less digits than its factorization.

551575741064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68946967639 (or 68946967635 counting only the distinct ones).

The product of its (nonzero) digits is 2940000, while the sum is 50.

The spelling of 551575741064 in words is "five hundred fifty-one billion, five hundred seventy-five million, seven hundred forty-one thousand, sixty-four".