6745425552 has 40 divisors (see below), whose sum is σ = 19361870880. Its totient is φ = 2248475040.

The previous prime is 6745425539. The next prime is 6745425697. The reversal of 6745425552 is 2555245476.

6745425552 is a `hidden beast` number, since 6 + 7 + 4 + 542 + 55 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6745425498 and 6745425507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7806774 + ... + 7807637.

It is an arithmetic number, because the mean of its divisors is an integer number (484046772).

Almost surely, 2^6745425552 is an apocalyptic number.

It is an amenable number.

6745425552 is an abundant number, since it is smaller than the sum of its proper divisors (12616445328).

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

6745425552 is a wasteful number, since it uses less digits than its factorization.

6745425552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15614428 (or 15614416 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 45.

The square root of 6745425552 is about 82130.5397035719. The cubic root of 6745425552 is about 1889.4545566370.

The spelling of 6745425552 in words is "six billion, seven hundred forty-five million, four hundred twenty-five thousand, five hundred fifty-two".