670375563 has 16 divisors (see below), whose sum is σ = 1050099456. Its totient is φ = 375035040.

The previous prime is 670375529. The next prime is 670375567. The reversal of 670375563 is 365573076.

It is not a de Polignac number, because 670375563 - 2¹⁰ = 670374539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670375567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780895 + ... + 781752.

It is an arithmetic number, because the mean of its divisors is an integer number (65631216).

Almost surely, 2^670375563 is an apocalyptic number.

670375563 is a deficient number, since it is larger than the sum of its proper divisors (379723893).

670375563 is a wasteful number, since it uses less digits than its factorization.

670375563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562674.

The product of its (nonzero) digits is 396900, while the sum is 42.

The square root of 670375563 is about 25891.6118269991. The cubic root of 670375563 is about 875.1974794546.

The spelling of 670375563 in words is "six hundred seventy million, three hundred seventy-five thousand, five hundred sixty-three".