675505457 has 8 divisors (see below), whose sum is σ = 747914592. Its totient is φ = 604929600.

The previous prime is 675505433. The next prime is 675505459. The reversal of 675505457 is 754505576.

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

It is not a de Polignac number, because 675505457 - 2⁶ = 675505393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (675505459) 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, 457544 + ... + 459017.

It is an arithmetic number, because the mean of its divisors is an integer number (93489324).

Almost surely, 2^675505457 is an apocalyptic number.

675505457 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

675505457 is a deficient number, since it is larger than the sum of its proper divisors (72409135).

675505457 is a wasteful number, since it uses less digits than its factorization.

675505457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916639.

The product of its (nonzero) digits is 735000, while the sum is 44.

The square root of 675505457 is about 25990.4878176613. The cubic root of 675505457 is about 877.4242246453.

The spelling of 675505457 in words is "six hundred seventy-five million, five hundred five thousand, four hundred fifty-seven".