675567761 has 8 divisors (see below), whose sum is σ = 745264800. Its totient is φ = 607251040.

The previous prime is 675567757. The next prime is 675567791. The reversal of 675567761 is 167765576.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 675567761 - 2² = 675567757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (675567791) 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, 344051 + ... + 346008.

It is an arithmetic number, because the mean of its divisors is an integer number (93158100).

Almost surely, 2^675567761 is an apocalyptic number.

It is an amenable number.

675567761 is a deficient number, since it is larger than the sum of its proper divisors (69697039).

675567761 is a wasteful number, since it uses less digits than its factorization.

675567761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690159.

The product of its digits is 1852200, while the sum is 50.

The square root of 675567761 is about 25991.6863823800. The cubic root of 675567761 is about 877.4511996844.

The spelling of 675567761 in words is "six hundred seventy-five million, five hundred sixty-seven thousand, seven hundred sixty-one".