6765555152 has 30 divisors (see below), whose sum is σ = 13360344102. Its totient is φ = 3318929536.

The previous prime is 6765555143. The next prime is 6765555157. The reversal of 6765555152 is 2515555676.

It can be written as a sum of positive squares in 3 ways, for example, as 3843504016 + 2922051136 = 61996^2 + 54056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6765555097 and 6765555106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6765555157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30323 + ... + 120210.

Almost surely, 2^6765555152 is an apocalyptic number.

It is an amenable number.

6765555152 is a deficient number, since it is larger than the sum of its proper divisors (6594788950).

6765555152 is a wasteful number, since it uses less digits than its factorization.

6765555152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150647 (or 150588 counting only the distinct ones).

The product of its digits is 1575000, while the sum is 47.

The square root of 6765555152 is about 82252.9947904634. The cubic root of 6765555152 is about 1891.3321843361.

The spelling of 6765555152 in words is "six billion, seven hundred sixty-five million, five hundred fifty-five thousand, one hundred fifty-two".